부산대학교 도서관

Tuttle, Katherine R, MD; Hauske, Sibylle J, MD; Canziani, Maria Eugenia, MD; Caramori, Maria Luiza, MD; Cherney, David, PhD; Cronin, Lisa, MD; Heerspink, Hiddo J L, PhD; Hugo, Christian, MD; Nangaku, Masaomi, PhD; Rotter, Ricardo Correa, MD; Silva, Arnold, MD; Shah, Shimoli V, MD; Sun, Zhichao, PhD; Urbach, Dorothea, MD; de Zeeuw, Dick, MD; Rossing, Peter, MD; SZETO, Cheuk Chun; Echeverri, Diego; Martin, Edouard; Yee, Ming Li; Wah, William; Wang, Ray; Chacko, Bobby; Swaminathan, Shriram; MacIsaac, Richard; Hashimura, Hikaru; Ward, Glenn; De Vusser, Katrien; Claes, Kathleen; Kuypers, Dirk; Meijers, Björn; Van Craenenbroeck, Amaryllis; Hilbrands, Robert; Debroye, Corinne; Wissing, Karl Martin; Jadoul, Michel; Demoulin, Nathalie; Treille De Grandsaigne, Serge; Beklevic, Ishak; Marcoux, Diane; Liénart, Fabienne; Daper, Claude; De Brouckere, Véronique; Heureux, Mercédès; Felicio, Joao; Felicio, Karem Mileo; Leite, Daniella; Melo, Franciane; Queiroz, Natercia; Souza, Ana Carolina; Vieira, Jocyelle; Franco, Roberto; Mendes, Adriana; Picolli, Giovana; Canani, Luis Henrique; Sartori, Carla; Valenti, Adriana; Eliaschewitz, Freddy; Bona, Renata; Franco, Denise; Ludovico Costa de Castro, Denise; Magalhaes, Vanessa; Oliveira, Marcelo; Sampaio, Célia Regina; Visconti, Guilherme; Halpern, Bruno; Nihei, Camila; Pessoa, Bruna; Seraphim, Carlos; Santos, Daniel; Brito, Claudia; Douverny, Joao; Colella, Marina; Gazeta, Cristina; Vercia, Monique; Watanabe, Renato; Temelkova, Theodora; Kjurkchiev, Dimo; Statkova, Silviya; Popov, Iliya; Radeva, Radosveta; Arabadzhiev, Lachezar; Binova, Mariya; Bosilkov, Aleksandar; Koleva-Stoicheva, Neli; Ivanov, Ivaylo; Ivanova, Zornitsa; Kotseva, Viktoria; Spasov, Petar; Tsvetkov, Ivaylo; Jolly, Shivinder; Bailey, Gordon; Ye, Zhiming; Niu, Jianying; Li, Hongmei; Wu, Qing; Liao, Bing; Hao, Chuanming; Lai, Lingyun; Xu, Yunyu; Zhang, Min; Li, Yiwen; Liu, Bo; Shao, Lina; Chen, Wei; Wu, Haishan; Pirchala, Marian; Skarpova, Iva; Hraskova, Marketa; Soukupova, Simoneta; Veberova, Lucie; Drasnar, Tomas; Falc, Matej; Racz, Blazej; Votocek, Stepan; Weissova, Danica; Syc-Krivanova, Lenka; Slezak, Dagmar; Kantola, Ilkka; Nieminen, Sakari; Anttonen, Milla; Taurio, Jyrki; Lahtela, Jorma; Tsimihodimos, Vasileios; Balafa, Olga; Dounousi, Evangelia; Sakkou, Sissy; Tentolouris, Nikolaos; Siafarikas, Christos; Siami, Evangelia; Doupis, Ioannis; Angelopoulos, Theodoros; Georgoulias, Christodoulos; Pall, Denes; Esze, Regina; Kobling, Tamas; Varadi, Zita; Zsiros, Noemi; Vass, Viktor; Balo, Timea; Csanyi, Erika; Ory, Ivan; Pall, Istvan; Patai, Valentina; Zeak, Zsuzsanna; Takacs, Istvan; Petho, Akos; Szili, Balazs; Koranyi, Laszlo; Bezzegh, Katalin; Pauer, Jozsef; Peterfai, Eva; Konyves, Laszlo; Szoke, Brigitta; Hajdu, Csaba; Kalman, Krisztina; Yadav, Raj; Saxena, Navneet; Bhattacharya, Meenakshi; Sharma, Bal; Thomas, Nihal; K, Felix Jebasingh; Kapoor, Nitin; Kurian, Mathews E.; Paul, Jinson; Ramesh, Priyadharshini; Varghese, Sheeba; Shibusawa, Nobuyuki; Nishi, Hiroshi; Noritake, Nobuyasu; Oda, Takashi; Okamoto, Hideki; Kasuga, Hirotake; Hori, Hiroshi; Ito, Yukiko; Mizukoshi, Toshihiro; Ishii, Hideto; Han, Seung Hyeok; Kim, Hyung Woo; Oh, Kook-Hwan; Han, Seung Seok; Han, Sang Youb; Cha, Dae Ryong; Cha, Jin Joo; Kwon, Soon-Kil; Cho, Hyunjeong; Kim, Hye-Young; Kim, Sun Moon; Lee, Jung Pyo; Lee, Jeonghwan; Lee, Li Yuan; Chang, Meng Lee; Laang, Shian Tuck; Tan, Zhao Zhi; Ahmad Rosdi, Hajar; Mohammad Ismail, Siti Hafizah; Simatherai, Devamalar; Tay, Ju Fan; Wong, Eddie, Fook Sem; Yakob, Suryati; Abdul Sukur, Noorhafini; Anuar, Amalina; Md. Rasid, Syaliza; Mushaddik, Irma Liyana; Mustafar, Ruslinda; Abu Shamsi, Muhammad Yusuf; Fong, Voon Ken; Kamaruzaman, Lydia; Mohd, Rozita; Wan Daud, Wan Rohaslizan; Wan Hassan, Wan Hasnul Halimi; Ab Hamid, Suhaidarwani; Abdullah, Muhammad Nabil; Yusoff, Mohd Yusran; Ramanathan, G R Letchuman; Lee, Kim Yen; Wan Ismail, Wan Fadhilah; Morales Villegas, Enrique; Ramirez Baez, Rubria; Vital Lopez, Jorge; Arias Delgadillo, Cristhian; Herrera Marmolejo, Marisol; Parra Perez, Rosa; Alpizar Salazar, Melchor; Flores Montealegre, Ana; Galvan Magaña, Jose; Gutierrez Tlapale, Minerva; Reyes Munguia, Daniela; Witczak, Bartlomiej; Gøransson, Lasse; Strand Thorsen, Inga; Caringal, Clodoaido; Villardo, Mario; Toledo, Ronaldo; Dijamco, Emerlinda Fausto; De Asis, Norman Cornelio; Kuizon, Angelica; Catindig, Elizabeth Ann; Perez, Ronald; Aquitania, Grace; Pableo, Jimrie David; Sanchez, Jay Karlou; Czernecka, Ewa; Cegiel, Aleksandra; Knychas, Dorota; Ochnio, Malgorzata; Kuligowska-Jakubowska, Monika; Cesarz, Marek; Kowalewska-Celejewska, Milena; Masajtis-Zagajewska, Anna; Jankowski, Lukasz; Ojrzanowski, Marcin; Olszewska-Jander, Magdalena; Skokowska, Ewa; Giermakowska-Samek, Malgorzata; Luchowska, Elzbieta; Patkowska, Renata; Sekulska, Marzenna; Marczuk-Krynicka, Dorota; Marciniak, Andrzej; Barwijuk, Michal; Myslicki, Marcin; Siek, Michal; Wronska, Danuta; Tomsia-Goncerz, Jadwiga; Wronski, Krzysztof; Junik, Roman; Dzialak, Szymon; Kurlapska, Ewelina; Malecha, Wieslaw; Suwala, Szymon; Branco, Patrícia; Birne, Rita; Raposo, João; Ferreira, Marta; Alexandrino, Henrique; Alves, Helena; Correia, Sara; Oliveira, Maria João; Ramalho, Diogo; Tavares, Patricia; Coetzee, Kathleen; Blignaut, Sue; Viljoen, Winifred; Potgieter, Elsje; Malherbe, Elmien; Ortiz Arduán, Alberto; Goma Garcés, Elena; Pérez, María; Santamaría, Rafael; López López, Isabel; Pendón de Mier, Victoria; Rodelo Haad, Cristian; Marques, María; Domènech, Esther; Portoles, Josep Maria; Soler, María José; Agraz, Irene; Azancot, María Antonieta; Bermejo, Sheila; Bolufer, Mónica; López, Marina; Ramos, Natalia; Toapanta, Néstor; Cigarrán Guldris, Secundino; Primo, Juan Carlos; Pérez, Luis Enrique; Rebollido Fernández, María; Holmer, Helene; Bruchfeld, Annette; Rofors, Justus; Tengmark, Bengt-Olov; Wuerzner, Gregoire; Leanizbarrutia, Garazi; Ozturk, Savas; Guler, Nurana; Safak, Seda; Lee, Keung; Campbell, Stephen; Siddiqui, Imran; Abbasi, Nadia; Tahir, Faiza; Azizad, Masoud; Jackson, Timothy; Everhart, Brian; Oliver, Michael; Rust, William; Sniezek, Matthew; Arif, Ahmed; Syed, Mohammed; Bhasin, Nitin; Bien, Michael; Gallego, Claudio; Jamal, Aamir; Moghadam, Mojtaba; Rizvi, Abid; Rizvi, Amna; Rizvi, Syed; Wong, Christopher; Lucas, Kathryn; Buery, Andrea; Chang, Ku-Lang; Presswood, Claire; Smith, Justin; Doshi, Ankur; Parikh, Manish; Wallace, Jeannine; Krishna, Arvind; Daugherty, Heidi; Fearday, Aaron; Keller, Christopher; Meng, Jerry; Nielsen, Alexandra; Rovner, Sergio; Almeida, Javier; Marranzini, Benito; Selby, Lisa; Yablon, Zachary; Jean-Louis, Daphne; Kotzker, Wayne; Perez, Chabely; Richards, Marc; Rosario, Reinaldo; Marcus, Roy; Okechukwu, Chike; Ross, Dennis; Gromala, Rachel; Reed, Matthew; Weber, Lisa; Nazeer, Imran; Kumar, Prashant; Mir, Muhammad; Shea, Heidi; Hart, Amanda; Wiebel, Jaime; Kooienga, Laura; Newsome, Britt; Suyumova, Irina; Alvarez, German; Bireddy, Venkata; Lansang, Maria; Mandry, Jose; Freire, Maria; Herrera Albornoz, Oscarina; Desai, Anant; Gandhi, Dayan; Rajan, Sibu; Raymond, Louis; Posada, Jorge; Garcia-Mayol, Luis; Gutierrez-Alsina, Rodolfo; Fernandez, Juan; Bruce, Kendaling; Cuellar, Juan; Ranz y Alvarez, Maria; Bartolacci, Ines; Pautasso, Mauro; Stoppa, Daniela; Riella, Miguel; Barbosa, Maria; Harcsa, Eleonora; Gulati, Yuvraj; Savalia, Denish; Khetan, Prakash; Sinha, Dhananjay; R, Niranjan; K, Srinivas; Pazos, Fabiola; Gacutan-Liwag, Aretha; Duszynska, Malgorzata; Antkowiak-Piatyszek, Karolina; Konieczny, Grzegorz; Sidorowicz-Bialynicka, Anna; Ciesiolkiewicz-Wojcik, Agnieszka; Dwojak, Marek; Szymkowiak, Katarzyna; Gorczyca-Siudak, Daria; Janik-Palazzolo, Marzena; Siudak, Lukasz; Opiela, Jaroslaw; Iwanow, Dariusz; Solkiewicz, Monika; Sipinska-Surzynska, Malgorzata; Olszanecka - Glinianowicz, Magdalena; Rozmilowska, Izabela; Trokis, Julian; Prozesky, Hans; Burgess, Lesley; Cyster, Henry; Jordaan, Jurie; Mohamed, Hawa; Naude, Christina; Sitsila, Thembie; Mehta, Arvind; Mocherla, Bharat; Lee, Sungchun; Boren, Kenneth; Rudolph, Lance; Benjamin, Sabrina; Sugimoto, Danny; Hammoud, Jamal; Bakleh, Muhammad; Hashish, Yaseen; Da Costa, Jonathan; Gold, Marina; Majul, Claudio; Buscema, Juan; Gatto, Maria; Lombardi, Facundo; Paez, Olga; Puleio, Pablo; Alvarisqueta, Andrés; Pajon, Vanessa; Suarez, Gabriel; Hernandez Gauna, Adrian; Pereyra, Alejandro; Reig, Moira; Gelersztein, Elizabeth; Campestri, Gina; Gonzalez Santos, Maria; Sambresqui, Julieta; Catalano, Gustavo; Igarzabal, Cecilia; Vallejos, Augusto; Escobari, Claudio; Marchetto, Rocio; Chahin, Mariano; Aguilera, Andrea; Comes, Ana; Rodriguez Segade, Silvia; Baccaro, Claudia; Larrieu Lacoste, María Verónica; Saurral, Ruben; Cristino, Alberto; Dran, Dario; Koretzky, Martin; Ponti, Juan; Porto, Alejandro; Tenaglia, Yasmin; Maldonado, Natacha; Bertollo, Natalia; Van Perdeck, Verónica; Lopau, Kai; Wanner, Christoph; Berfelo, Florieke; Contzen, Christel; Arbi, Abdulwahab; Lee-Barkey, Young Hee; Maciejewska, Aleksandra; Arelin, Katrin; Haller, Hermann; Kaufeld, Jessica; Schmidt-Ott, Kai; Heinrichs, Sven; Krüger, Thilo; Gebauer, Chris; Paliege, Alexander; Henkel, Elena; Axthelm, Christoph; Derwahl, Karl-Michael; Trevisan, Roberto; Bellante, Rosalia; Borrella, Nicolò; Corsi, Anna; Gesualdo, Loreto; Ardillo, Teodora; Ficarella, Maria; Fikry, Sameh; Mazza, Giuseppe; Poirier, Lysane; Bajaj, Harpreet; Hatziagelaki, Erifili; Katopodis, Sokratis; Katsoudas, Spiros; Yamaura, Shuichi; Shikano, Tsutomu; Tosaki, Takahiro; Miho, Otoya; Tachibana, Naoki; Yumita, Wataru; Kado, Hiroshi; Villarreal Martinez, Jesus; Soto Miranda, Ernesto; Gonzalez Rodriguez, David; Panelo, Araceli; Santos, Telma; Martins, Ana; Mateus, Catarina; Teixeira e Costa, Fernando; Barreto, Sara; Silva Costa, Joana; Ferrer, Francisco; Silva, Joana; Awad, Ahmed; Khaleel, Shatha; Lustig, Ryan; Maharjan, Gajendra; Moya, Jaynier; Johnsingh, Amit; Acosta, Idalia; Newman, George; Buckle, Anita; Hendon, Kendra

The Lancet. 403(10424):379-390

Fontana M; From the National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital (M.F., J.D.G.), and Richmond Pharmacology (J.T.), London, and the Institute of Cardiovascular and Medical Sciences, British Heart Foundation Glasgow Cardiovascular Research Centre, Glasgow (M.C.P.) - all in the United Kingdom; Boston University School of Medicine (J.L.B.) and the Cardiovascular Division, Brigham and Women's Hospital (S.D.S.) - both in Boston; the Division of Cardiovascular Medicine, Stanford University School of Medicine, Stanford, CA (R.M.W.); the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Division of Cardiology, Penn Presbyterian Medical Center, University of Pennsylvania Health System, Philadelphia (B.D.); the Cardiology Department and French National Reference Centre for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor, Assistance Publique-Hôpitaux de Paris (AP-HP), and Institut Mondor de Recherche Biomédicale, INSERM, Université Paris Est Creteil, Creteil (T.D.), and the Department of Cardiology, French National Reference Center for Cardiac Amyloidosis, Bichat University Hospital, AP-HP, Paris (V.A.) - all in France; the Department of Cardiology, Hospital Universitario Puerta de Hierro Majadahonda, Health Research Institute of the Puerta de Hierro Majadahonda-Segovia, Centro de Investigación Biomédica en Red Enfermedades Cardiovasculares (CIBER-CV), and Centro Nacional de Investigaciones Cardiovasculares (P.G.-P.), and CIBER-CV (J.G.-C.), Madrid, and the Department of Cardiology, Hospital Universitari de Bellvitge, Instituto de Investigación Biomédica de Bellvitge, and Universitat de Barcelona, Barcelona (J.G.-C.) - all in Spain; MedStar Heart and Vascular Institute, MedStar Health, and Georgetown University School of Medicine - both in Washington, DC (F.H.S.); the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - both in Japan; the Department of Clinical Research and Epidemiology, Comprehensive Heart Failure Center, University Hospital Würzburg, and the Department of Medicine I, University Hospital Würzburg, Würzburg (C.M.), and the Division of Cardiovascular Imaging, University Hospital Münster, Münster (A.Y.) - both in Germany; the Department of Internal Medicine and Hematology, Semmelweis University, Budapest, Hungary (Z.P.); the Department of Cardiology, University Health Network of Toronto, Toronto (D.D.); University Medical Center Groningen, University of Groningen, Groningen, the Netherlands (P.V.M.); the Victor Chang Cardiac Research Institute, the Cardiology Department, St. Vincent's Hospital, and the School of Clinical Medicine, University of New South Wales - all in Sydney (A.J.); the Department of Cardiology, Hôpital Universitaire de Bruxelles-Hôpital Erasme, Université Libre de Bruxelles, Brussels (A.B.); the Department of Medicine, Heart Vascular Stroke Institute, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea (D.K.); the Cardiology Department, Hospital Senhora da Oliveira-Guimarães, Guimarães, and the School of Medicine, University of Minho, Braga - both in Portugal (O.A.); the Department of Cardiology, Aarhus University Hospital, Aarhus, Denmark (S.H.P.); the Division of Translational Cardiology and Clinical Registries, Institute of Heart Diseases, Wrocław Medical University, Wrocław, Poland (E.A.J.); Alnylam Pharmaceuticals, Cambridge, MA (A.S., P.P.G., K.L.B., E.Y., N.S., L.Y., J.C., S.A.E., J.V.); and Columbia University Irving Medical Center, New York (M.S.M.).; Berk JL; From the National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital (M.F., J.D.G.), and Richmond Pharmacology (J.T.), London, and the Institute of Cardiovascular and Medical Sciences, British Heart Foundation Glasgow Cardiovascular Research Centre, Glasgow (M.C.P.) - all in the United Kingdom; Boston University School of Medicine (J.L.B.) and the Cardiovascular Division, Brigham and Women's Hospital (S.D.S.) - both in Boston; the Division of Cardiovascular Medicine, Stanford University School of Medicine, Stanford, CA (R.M.W.); the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Division of Cardiology, Penn Presbyterian Medical Center, University of Pennsylvania Health System, Philadelphia (B.D.); the Cardiology Department and French National Reference Centre for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor, Assistance Publique-Hôpitaux de Paris (AP-HP), and Institut Mondor de Recherche Biomédicale, INSERM, Université Paris Est Creteil, Creteil (T.D.), and the Department of Cardiology, French National Reference Center for Cardiac Amyloidosis, Bichat University Hospital, AP-HP, Paris (V.A.) - all in France; the Department of Cardiology, Hospital Universitario Puerta de Hierro Majadahonda, Health Research Institute of the Puerta de Hierro Majadahonda-Segovia, Centro de Investigación Biomédica en Red Enfermedades Cardiovasculares (CIBER-CV), and Centro Nacional de Investigaciones Cardiovasculares (P.G.-P.), and CIBER-CV (J.G.-C.), Madrid, and the Department of Cardiology, Hospital Universitari de Bellvitge, Instituto de Investigación Biomédica de Bellvitge, and Universitat de Barcelona, Barcelona (J.G.-C.) - all in Spain; MedStar Heart and Vascular Institute, MedStar Health, and Georgetown University School of Medicine - both in Washington, DC (F.H.S.); the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - both in Japan; the Department of Clinical Research and Epidemiology, Comprehensive Heart Failure Center, University Hospital Würzburg, and the Department of Medicine I, University Hospital Würzburg, Würzburg (C.M.), and the Division of Cardiovascular Imaging, University Hospital Münster, Münster (A.Y.) - both in Germany; the Department of Internal Medicine and Hematology, Semmelweis University, Budapest, Hungary (Z.P.); the Department of Cardiology, University Health Network of Toronto, Toronto (D.D.); University Medical Center Groningen, University of Groningen, Groningen, the Netherlands (P.V.M.); the Victor Chang Cardiac Research Institute, the Cardiology Department, St. Vincent's Hospital, and the School of Clinical Medicine, University of New South Wales - all in Sydney (A.J.); the Department of Cardiology, Hôpital Universitaire de Bruxelles-Hôpital Erasme, Université Libre de Bruxelles, Brussels (A.B.); the Department of Medicine, Heart Vascular Stroke Institute, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea (D.K.); the Cardiology Department, Hospital Senhora da Oliveira-Guimarães, Guimarães, and the School of Medicine, University of Minho, Braga - both in Portugal (O.A.); the Department of Cardiology, Aarhus University Hospital, Aarhus, Denmark (S.H.P.); the Division of Translational Cardiology and Clinical Registries, Institute of Heart Diseases, Wrocław Medical University, Wrocław, Poland (E.A.J.); Alnylam Pharmaceuticals, Cambridge, MA (A.S., P.P.G., K.L.B., E.Y., N.S., L.Y., J.C., S.A.E., J.V.); and Columbia University Irving Medical Center, New York (M.S.M.).; Gillmore JD; From the National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital (M.F., J.D.G.), and Richmond Pharmacology (J.T.), London, and the Institute of Cardiovascular and Medical Sciences, British Heart Foundation Glasgow Cardiovascular Research Centre, Glasgow (M.C.P.) - all in the United Kingdom; Boston University School of Medicine (J.L.B.) and the Cardiovascular Division, Brigham and Women's Hospital (S.D.S.) - both in Boston; the Division of Cardiovascular Medicine, Stanford University School of Medicine, Stanford, CA (R.M.W.); the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Division of Cardiology, Penn Presbyterian Medical Center, University of Pennsylvania Health System, Philadelphia (B.D.); the Cardiology Department and French National Reference Centre for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor, Assistance Publique-Hôpitaux de Paris (AP-HP), and Institut Mondor de Recherche Biomédicale, INSERM, Université Paris Est Creteil, Creteil (T.D.), and the Department of Cardiology, French National Reference Center for Cardiac Amyloidosis, Bichat University Hospital, AP-HP, Paris (V.A.) - all in France; the Department of Cardiology, Hospital Universitario Puerta de Hierro Majadahonda, Health Research Institute of the Puerta de Hierro Majadahonda-Segovia, Centro de Investigación Biomédica en Red Enfermedades Cardiovasculares (CIBER-CV), and Centro Nacional de Investigaciones Cardiovasculares (P.G.-P.), and CIBER-CV (J.G.-C.), Madrid, and the Department of Cardiology, Hospital Universitari de Bellvitge, Instituto de Investigación Biomédica de Bellvitge, and Universitat de Barcelona, Barcelona (J.G.-C.) - all in Spain; MedStar Heart and Vascular Institute, MedStar Health, and Georgetown University School of Medicine - both in Washington, DC (F.H.S.); the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - both in Japan; the Department of Clinical Research and Epidemiology, Comprehensive Heart Failure Center, University Hospital Würzburg, and the Department of Medicine I, University Hospital Würzburg, Würzburg (C.M.), and the Division of Cardiovascular Imaging, University Hospital Münster, Münster (A.Y.) - both in Germany; the Department of Internal Medicine and Hematology, Semmelweis University, Budapest, Hungary (Z.P.); the Department of Cardiology, University Health Network of Toronto, Toronto (D.D.); University Medical Center Groningen, University of Groningen, Groningen, the Netherlands (P.V.M.); the Victor Chang Cardiac Research Institute, the Cardiology Department, St. Vincent's Hospital, and the School of Clinical Medicine, University of New South Wales - all in Sydney (A.J.); the Department of Cardiology, Hôpital Universitaire de Bruxelles-Hôpital Erasme, Université Libre de Bruxelles, Brussels (A.B.); the Department of Medicine, Heart Vascular Stroke Institute, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea (D.K.); the Cardiology Department, Hospital Senhora da Oliveira-Guimarães, Guimarães, and the School of Medicine, University of Minho, Braga - both in Portugal (O.A.); the Department of Cardiology, Aarhus University Hospital, Aarhus, Denmark (S.H.P.); the Division of Translational Cardiology and Clinical Registries, Institute of Heart Diseases, Wrocław Medical University, Wrocław, Poland (E.A.J.); Alnylam Pharmaceuticals, Cambridge, MA (A.S., P.P.G., K.L.B., E.Y., N.S., L.Y., J.C., S.A.E., J.V.); and Columbia University Irving Medical Center, New York (M.S.M.).; Witteles RM; From the National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital (M.F., J.D.G.), and Richmond Pharmacology (J.T.), London, and the Institute of Cardiovascular and Medical Sciences, British Heart Foundation Glasgow Cardiovascular Research Centre, Glasgow (M.C.P.) - all in the United Kingdom; Boston University School of Medicine (J.L.B.) and the Cardiovascular Division, Brigham and Women's Hospital (S.D.S.) - both in Boston; the Division of Cardiovascular Medicine, Stanford University School of Medicine, Stanford, CA (R.M.W.); the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Division of Cardiology, Penn Presbyterian Medical Center, University of Pennsylvania Health System, Philadelphia (B.D.); the Cardiology Department and French National Reference Centre for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor, Assistance Publique-Hôpitaux de Paris (AP-HP), and Institut Mondor de Recherche Biomédicale, INSERM, Université Paris Est Creteil, Creteil (T.D.), and the Department of Cardiology, French National Reference Center for Cardiac Amyloidosis, Bichat University Hospital, AP-HP, Paris (V.A.) - all in France; the Department of Cardiology, Hospital Universitario Puerta de Hierro Majadahonda, Health Research Institute of the Puerta de Hierro Majadahonda-Segovia, Centro de Investigación Biomédica en Red Enfermedades Cardiovasculares (CIBER-CV), and Centro Nacional de Investigaciones Cardiovasculares (P.G.-P.), and CIBER-CV (J.G.-C.), Madrid, and the Department of Cardiology, Hospital Universitari de Bellvitge, Instituto de Investigación Biomédica de Bellvitge, and Universitat de Barcelona, Barcelona (J.G.-C.) - all in Spain; MedStar Heart and Vascular Institute, MedStar Health, and Georgetown University School of Medicine - both in Washington, DC (F.H.S.); the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - both in Japan; the Department of Clinical Research and Epidemiology, Comprehensive Heart Failure Center, University Hospital Würzburg, and the Department of Medicine I, University Hospital Würzburg, Würzburg (C.M.), and the Division of Cardiovascular Imaging, University Hospital Münster, Münster (A.Y.) - both in Germany; the Department of Internal Medicine and Hematology, Semmelweis University, Budapest, Hungary (Z.P.); the Department of Cardiology, University Health Network of Toronto, Toronto (D.D.); University Medical Center Groningen, University of Groningen, Groningen, the Netherlands (P.V.M.); the Victor Chang Cardiac Research Institute, the Cardiology Department, St. Vincent's Hospital, and the School of Clinical Medicine, University of New South Wales - all in Sydney (A.J.); the Department of Cardiology, Hôpital Universitaire de Bruxelles-Hôpital Erasme, Université Libre de Bruxelles, Brussels (A.B.); the Department of Medicine, Heart Vascular Stroke Institute, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea (D.K.); the Cardiology Department, Hospital Senhora da Oliveira-Guimarães, Guimarães, and the School of Medicine, University of Minho, Braga - both in Portugal (O.A.); the Department of Cardiology, Aarhus University Hospital, Aarhus, Denmark (S.H.P.); the Division of Translational Cardiology and Clinical Registries, Institute of Heart Diseases, Wrocław Medical University, Wrocław, Poland (E.A.J.); Alnylam Pharmaceuticals, Cambridge, MA (A.S., P.P.G., K.L.B., E.Y., N.S., L.Y., J.C., S.A.E., J.V.); and Columbia University Irving Medical Center, New York (M.S.M.).; Grogan M; From the National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital (M.F., J.D.G.), and Richmond Pharmacology (J.T.), London, and the Institute of Cardiovascular and Medical Sciences, British Heart Foundation Glasgow Cardiovascular Research Centre, Glasgow (M.C.P.) - all in the United Kingdom; Boston University School of Medicine (J.L.B.) and the Cardiovascular Division, Brigham and Women's Hospital (S.D.S.) - both in Boston; the Division of Cardiovascular Medicine, Stanford University School of Medicine, Stanford, CA (R.M.W.); the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Division of Cardiology, Penn Presbyterian Medical Center, University of Pennsylvania Health System, Philadelphia (B.D.); the Cardiology Department and French National Reference Centre for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor, Assistance Publique-Hôpitaux de Paris (AP-HP), and Institut Mondor de Recherche Biomédicale, INSERM, Université Paris Est Creteil, Creteil (T.D.), and the Department of Cardiology, French National Reference Center for Cardiac Amyloidosis, Bichat University Hospital, AP-HP, Paris (V.A.) - all in France; the Department of Cardiology, Hospital Universitario Puerta de Hierro Majadahonda, Health Research Institute of the Puerta de Hierro Majadahonda-Segovia, Centro de Investigación Biomédica en Red Enfermedades Cardiovasculares (CIBER-CV), and Centro Nacional de Investigaciones Cardiovasculares (P.G.-P.), and CIBER-CV (J.G.-C.), Madrid, and the Department of Cardiology, Hospital Universitari de Bellvitge, Instituto de Investigación Biomédica de Bellvitge, and Universitat de Barcelona, Barcelona (J.G.-C.) - all in Spain; MedStar Heart and Vascular Institute, MedStar Health, and Georgetown University School of Medicine - both in Washington, DC (F.H.S.); the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - both in Japan; the Department of Clinical Research and Epidemiology, Comprehensive Heart Failure Center, University Hospital Würzburg, and the Department of Medicine I, University Hospital Würzburg, Würzburg (C.M.), and the Division of Cardiovascular Imaging, University Hospital Münster, Münster (A.Y.) - both in Germany; the Department of Internal Medicine and Hematology, Semmelweis University, Budapest, Hungary (Z.P.); the Department of Cardiology, University Health Network of Toronto, Toronto (D.D.); University Medical Center Groningen, University of Groningen, Groningen, the Netherlands (P.V.M.); the Victor Chang Cardiac Research Institute, the Cardiology Department, St. Vincent's Hospital, and the School of Clinical Medicine, University of New South Wales - all in Sydney (A.J.); the Department of Cardiology, Hôpital Universitaire de Bruxelles-Hôpital Erasme, Université Libre de Bruxelles, Brussels (A.B.); the Department of Medicine, Heart Vascular Stroke Institute, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea (D.K.); the Cardiology Department, Hospital Senhora da Oliveira-Guimarães, Guimarães, and the School of Medicine, University of Minho, Braga - both in Portugal (O.A.); the Department of Cardiology, Aarhus University Hospital, Aarhus, Denmark (S.H.P.); the Division of Translational Cardiology and Clinical Registries, Institute of Heart Diseases, Wrocław Medical University, Wrocław, Poland (E.A.J.); Alnylam Pharmaceuticals, Cambridge, MA (A.S., P.P.G., K.L.B., E.Y., N.S., L.Y., J.C., S.A.E., J.V.); and Columbia University Irving Medical Center, New York (M.S.M.).; Drachman B; From the National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital (M.F., J.D.G.), and Richmond Pharmacology (J.T.), London, and the Institute of Cardiovascular and Medical Sciences, British Heart Foundation Glasgow Cardiovascular Research Centre, Glasgow (M.C.P.) - all in the United Kingdom; Boston University School of Medicine (J.L.B.) and the Cardiovascular Division, Brigham and Women's Hospital (S.D.S.) - both in Boston; the Division of Cardiovascular Medicine, Stanford University School of Medicine, Stanford, CA (R.M.W.); the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Division of Cardiology, Penn Presbyterian Medical Center, University of Pennsylvania Health System, Philadelphia (B.D.); the Cardiology Department and French National Reference Centre for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor, Assistance Publique-Hôpitaux de Paris (AP-HP), and Institut Mondor de Recherche Biomédicale, INSERM, Université Paris Est Creteil, Creteil (T.D.), and the Department of Cardiology, French National Reference Center for Cardiac Amyloidosis, Bichat University Hospital, AP-HP, Paris (V.A.) - all in France; the Department of Cardiology, Hospital Universitario Puerta de Hierro Majadahonda, Health Research Institute of the Puerta de Hierro Majadahonda-Segovia, Centro de Investigación Biomédica en Red Enfermedades Cardiovasculares (CIBER-CV), and Centro Nacional de Investigaciones Cardiovasculares (P.G.-P.), and CIBER-CV (J.G.-C.), Madrid, and the Department of Cardiology, Hospital Universitari de Bellvitge, Instituto de Investigación Biomédica de Bellvitge, and Universitat de Barcelona, Barcelona (J.G.-C.) - all in Spain; MedStar Heart and Vascular Institute, MedStar Health, and Georgetown University School of Medicine - both in Washington, DC (F.H.S.); the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - both in Japan; the Department of Clinical Research and Epidemiology, Comprehensive Heart Failure Center, University Hospital Würzburg, and the Department of Medicine I, University Hospital Würzburg, Würzburg (C.M.), and the Division of Cardiovascular Imaging, University Hospital Münster, Münster (A.Y.) - both in Germany; the Department of Internal Medicine and Hematology, Semmelweis University, Budapest, Hungary (Z.P.); the Department of Cardiology, University Health Network of Toronto, Toronto (D.D.); University Medical Center Groningen, University of Groningen, Groningen, the Netherlands (P.V.M.); the Victor Chang Cardiac Research Institute, the Cardiology Department, St. Vincent's Hospital, and the School of Clinical Medicine, University of New South Wales - all in Sydney (A.J.); the Department of Cardiology, Hôpital Universitaire de Bruxelles-Hôpital Erasme, Université Libre de Bruxelles, Brussels (A.B.); the Department of Medicine, Heart Vascular Stroke Institute, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea (D.K.); the Cardiology Department, Hospital Senhora da Oliveira-Guimarães, Guimarães, and the School of Medicine, University of Minho, Braga - both in Portugal (O.A.); the Department of Cardiology, Aarhus University Hospital, Aarhus, Denmark (S.H.P.); the Division of Translational Cardiology and Clinical Registries, Institute of Heart Diseases, Wrocław Medical University, Wrocław, Poland (E.A.J.); Alnylam Pharmaceuticals, Cambridge, MA (A.S., P.P.G., K.L.B., E.Y., N.S., L.Y., J.C., S.A.E., J.V.); and Columbia University Irving Medical Center, New York (M.S.M.).; Damy T; From the National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital (M.F., J.D.G.), and Richmond Pharmacology (J.T.), London, and the Institute of Cardiovascular and Medical Sciences, British Heart Foundation Glasgow Cardiovascular Research Centre, Glasgow (M.C.P.) - all in the United Kingdom; Boston University School of Medicine (J.L.B.) and the Cardiovascular Division, Brigham and Women's Hospital (S.D.S.) - both in Boston; the Division of Cardiovascular Medicine, Stanford University School of Medicine, Stanford, CA (R.M.W.); the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Division of Cardiology, Penn Presbyterian Medical Center, University of Pennsylvania Health System, Philadelphia (B.D.); the Cardiology Department and French National Reference Centre for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor, Assistance Publique-Hôpitaux de Paris (AP-HP), and Institut Mondor de Recherche Biomédicale, INSERM, Université Paris Est Creteil, Creteil (T.D.), and the Department of Cardiology, French National Reference Center for Cardiac Amyloidosis, Bichat University Hospital, AP-HP, Paris (V.A.) - all in France; the Department of Cardiology, Hospital Universitario Puerta de Hierro Majadahonda, Health Research Institute of the Puerta de Hierro Majadahonda-Segovia, Centro de Investigación Biomédica en Red Enfermedades Cardiovasculares (CIBER-CV), and Centro Nacional de Investigaciones Cardiovasculares (P.G.-P.), and CIBER-CV (J.G.-C.), Madrid, and the Department of Cardiology, Hospital Universitari de Bellvitge, Instituto de Investigación Biomédica de Bellvitge, and Universitat de Barcelona, Barcelona (J.G.-C.) - all in Spain; MedStar Heart and Vascular Institute, MedStar Health, and Georgetown University School of Medicine - both in Washington, DC (F.H.S.); the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - both in Japan; the Department of Clinical Research and Epidemiology, Comprehensive Heart Failure Center, University Hospital Würzburg, and the Department of Medicine I, University Hospital Würzburg, Würzburg (C.M.), and the Division of Cardiovascular Imaging, University Hospital Münster, Münster (A.Y.) - both in Germany; the Department of Internal Medicine and Hematology, Semmelweis University, Budapest, Hungary (Z.P.); the Department of Cardiology, University Health Network of Toronto, Toronto (D.D.); University Medical Center Groningen, University of Groningen, Groningen, the Netherlands (P.V.M.); the Victor Chang Cardiac Research Institute, the Cardiology Department, St. Vincent's Hospital, and the School of Clinical Medicine, University of New South Wales - all in Sydney (A.J.); the Department of Cardiology, Hôpital Universitaire de Bruxelles-Hôpital Erasme, Université Libre de Bruxelles, Brussels (A.B.); the Department of Medicine, Heart Vascular Stroke Institute, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea (D.K.); the Cardiology Department, Hospital Senhora da Oliveira-Guimarães, Guimarães, and the School of Medicine, University of Minho, Braga - both in Portugal (O.A.); the Department of Cardiology, Aarhus University Hospital, Aarhus, Denmark (S.H.P.); the Division of Translational Cardiology and Clinical Registries, Institute of Heart Diseases, Wrocław Medical University, Wrocław, Poland (E.A.J.); Alnylam Pharmaceuticals, Cambridge, MA (A.S., P.P.G., K.L.B., E.Y., N.S., L.Y., J.C., S.A.E., J.V.); and Columbia University Irving Medical Center, New York (M.S.M.).; Garcia-Pavia P; From the National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital (M.F., J.D.G.), and Richmond Pharmacology (J.T.), London, and the Institute of Cardiovascular and Medical Sciences, British Heart Foundation Glasgow Cardiovascular Research Centre, Glasgow (M.C.P.) - all in the United Kingdom; Boston University School of Medicine (J.L.B.) and the Cardiovascular Division, Brigham and Women's Hospital (S.D.S.) - both in Boston; the Division of Cardiovascular Medicine, Stanford University School of Medicine, Stanford, CA (R.M.W.); the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Division of Cardiology, Penn Presbyterian Medical Center, University of Pennsylvania Health System, Philadelphia (B.D.); the Cardiology Department and French National Reference Centre for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor, Assistance Publique-Hôpitaux de Paris (AP-HP), and Institut Mondor de Recherche Biomédicale, INSERM, Université Paris Est Creteil, Creteil (T.D.), and the Department of Cardiology, French National Reference Center for Cardiac Amyloidosis, Bichat University Hospital, AP-HP, Paris (V.A.) - all in France; the Department of Cardiology, Hospital Universitario Puerta de Hierro Majadahonda, Health Research Institute of the Puerta de Hierro Majadahonda-Segovia, Centro de Investigación Biomédica en Red Enfermedades Cardiovasculares (CIBER-CV), and Centro Nacional de Investigaciones Cardiovasculares (P.G.-P.), and CIBER-CV (J.G.-C.), Madrid, and the Department of Cardiology, Hospital Universitari de Bellvitge, Instituto de Investigación Biomédica de Bellvitge, and Universitat de Barcelona, Barcelona (J.G.-C.) - all in Spain; MedStar Heart and Vascular Institute, MedStar Health, and Georgetown University School of Medicine - both in Washington, DC (F.H.S.); the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - both in Japan; the Department of Clinical Research and Epidemiology, Comprehensive Heart Failure Center, University Hospital Würzburg, and the Department of Medicine I, University Hospital Würzburg, Würzburg (C.M.), and the Division of Cardiovascular Imaging, University Hospital Münster, Münster (A.Y.) - both in Germany; the Department of Internal Medicine and Hematology, Semmelweis University, Budapest, Hungary (Z.P.); the Department of Cardiology, University Health Network of Toronto, Toronto (D.D.); University Medical Center Groningen, University of Groningen, Groningen, the Netherlands (P.V.M.); the Victor Chang Cardiac Research Institute, the Cardiology Department, St. Vincent's Hospital, and the School of Clinical Medicine, University of New South Wales - all in Sydney (A.J.); the Department of Cardiology, Hôpital Universitaire de Bruxelles-Hôpital Erasme, Université Libre de Bruxelles, Brussels (A.B.); the Department of Medicine, Heart Vascular Stroke Institute, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea (D.K.); the Cardiology Department, Hospital Senhora da Oliveira-Guimarães, Guimarães, and the School of Medicine, University of Minho, Braga - both in Portugal (O.A.); the Department of Cardiology, Aarhus University Hospital, Aarhus, Denmark (S.H.P.); the Division of Translational Cardiology and Clinical Registries, Institute of Heart Diseases, Wrocław Medical University, Wrocław, Poland (E.A.J.); Alnylam Pharmaceuticals, Cambridge, MA (A.S., P.P.G., K.L.B., E.Y., N.S., L.Y., J.C., S.A.E., J.V.); and Columbia University Irving Medical Center, New York (M.S.M.).; Taubel J; From the National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital (M.F., J.D.G.), and Richmond Pharmacology (J.T.), London, and the Institute of Cardiovascular and Medical Sciences, British Heart Foundation Glasgow Cardiovascular Research Centre, Glasgow (M.C.P.) - all in the United Kingdom; Boston University School of Medicine (J.L.B.) and the Cardiovascular Division, Brigham and Women's Hospital (S.D.S.) - both in Boston; the Division of Cardiovascular Medicine, Stanford University School of Medicine, Stanford, CA (R.M.W.); the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Division of Cardiology, Penn Presbyterian Medical Center, University of Pennsylvania Health System, Philadelphia (B.D.); the Cardiology Department and French National Reference Centre for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor, Assistance Publique-Hôpitaux de Paris (AP-HP), and Institut Mondor de Recherche Biomédicale, INSERM, Université Paris Est Creteil, Creteil (T.D.), and the Department of Cardiology, French National Reference Center for Cardiac Amyloidosis, Bichat University Hospital, AP-HP, Paris (V.A.) - all in France; the Department of Cardiology, Hospital Universitario Puerta de Hierro Majadahonda, Health Research Institute of the Puerta de Hierro Majadahonda-Segovia, Centro de Investigación Biomédica en Red Enfermedades Cardiovasculares (CIBER-CV), and Centro Nacional de Investigaciones Cardiovasculares (P.G.-P.), and CIBER-CV (J.G.-C.), Madrid, and the Department of Cardiology, Hospital Universitari de Bellvitge, Instituto de Investigación Biomédica de Bellvitge, and Universitat de Barcelona, Barcelona (J.G.-C.) - all in Spain; MedStar Heart and Vascular Institute, MedStar Health, and Georgetown University School of Medicine - both in Washington, DC (F.H.S.); the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - both in Japan; the Department of Clinical Research and Epidemiology, Comprehensive Heart Failure Center, University Hospital Würzburg, and the Department of Medicine I, University Hospital Würzburg, Würzburg (C.M.), and the Division of Cardiovascular Imaging, University Hospital Münster, Münster (A.Y.) - both in Germany; the Department of Internal Medicine and Hematology, Semmelweis University, Budapest, Hungary (Z.P.); the Department of Cardiology, University Health Network of Toronto, Toronto (D.D.); University Medical Center Groningen, University of Groningen, Groningen, the Netherlands (P.V.M.); the Victor Chang Cardiac Research Institute, the Cardiology Department, St. Vincent's Hospital, and the School of Clinical Medicine, University of New South Wales - all in Sydney (A.J.); the Department of Cardiology, Hôpital Universitaire de Bruxelles-Hôpital Erasme, Université Libre de Bruxelles, Brussels (A.B.); the Department of Medicine, Heart Vascular Stroke Institute, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea (D.K.); the Cardiology Department, Hospital Senhora da Oliveira-Guimarães, Guimarães, and the School of Medicine, University of Minho, Braga - both in Portugal (O.A.); the Department of Cardiology, Aarhus University Hospital, Aarhus, Denmark (S.H.P.); the Division of Translational Cardiology and Clinical Registries, Institute of Heart Diseases, Wrocław Medical University, Wrocław, Poland (E.A.J.); Alnylam Pharmaceuticals, Cambridge, MA (A.S., P.P.G., K.L.B., E.Y., N.S., L.Y., J.C., S.A.E., J.V.); and Columbia University Irving Medical Center, New York (M.S.M.).; Solomon SD; From the National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital (M.F., J.D.G.), and Richmond Pharmacology (J.T.), London, and the Institute of Cardiovascular and Medical Sciences, British Heart Foundation Glasgow Cardiovascular Research Centre, Glasgow (M.C.P.) - all in the United Kingdom; Boston University School of Medicine (J.L.B.) and the Cardiovascular Division, Brigham and Women's Hospital (S.D.S.) - both in Boston; the Division of Cardiovascular Medicine, Stanford University School of Medicine, Stanford, CA (R.M.W.); the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Division of Cardiology, Penn Presbyterian Medical Center, University of Pennsylvania Health System, Philadelphia (B.D.); the Cardiology Department and French National Reference Centre for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor, Assistance Publique-Hôpitaux de Paris (AP-HP), and Institut Mondor de Recherche Biomédicale, INSERM, Université Paris Est Creteil, Creteil (T.D.), and the Department of Cardiology, French National Reference Center for Cardiac Amyloidosis, Bichat University Hospital, AP-HP, Paris (V.A.) - all in France; the Department of Cardiology, Hospital Universitario Puerta de Hierro Majadahonda, Health Research Institute of the Puerta de Hierro Majadahonda-Segovia, Centro de Investigación Biomédica en Red Enfermedades Cardiovasculares (CIBER-CV), and Centro Nacional de Investigaciones Cardiovasculares (P.G.-P.), and CIBER-CV (J.G.-C.), Madrid, and the Department of Cardiology, Hospital Universitari de Bellvitge, Instituto de Investigación Biomédica de Bellvitge, and Universitat de Barcelona, Barcelona (J.G.-C.) - all in Spain; MedStar Heart and Vascular Institute, MedStar Health, and Georgetown University School of Medicine - both in Washington, DC (F.H.S.); the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - both in Japan; the Department of Clinical Research and Epidemiology, Comprehensive Heart Failure Center, University Hospital Würzburg, and the Department of Medicine I, University Hospital Würzburg, Würzburg (C.M.), and the Division of Cardiovascular Imaging, University Hospital Münster, Münster (A.Y.) - both in Germany; the Department of Internal Medicine and Hematology, Semmelweis University, Budapest, Hungary (Z.P.); the Department of Cardiology, University Health Network of Toronto, Toronto (D.D.); University Medical Center Groningen, University of Groningen, Groningen, the Netherlands (P.V.M.); the Victor Chang Cardiac Research Institute, the Cardiology Department, St. Vincent's Hospital, and the School of Clinical Medicine, University of New South Wales - all in Sydney (A.J.); the Department of Cardiology, Hôpital Universitaire de Bruxelles-Hôpital Erasme, Université Libre de Bruxelles, Brussels (A.B.); the Department of Medicine, Heart Vascular Stroke Institute, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea (D.K.); the Cardiology Department, Hospital Senhora da Oliveira-Guimarães, Guimarães, and the School of Medicine, University of Minho, Braga - both in Portugal (O.A.); the Department of Cardiology, Aarhus University Hospital, Aarhus, Denmark (S.H.P.); the Division of Translational Cardiology and Clinical Registries, Institute of Heart Diseases, Wrocław Medical University, Wrocław, Poland (E.A.J.); Alnylam Pharmaceuticals, Cambridge, MA (A.S., P.P.G., K.L.B., E.Y., N.S., L.Y., J.C., S.A.E., J.V.); and Columbia University Irving Medical Center, New York (M.S.M.).; Sheikh FH; From the National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital (M.F., J.D.G.), and Richmond Pharmacology (J.T.), London, and the Institute of Cardiovascular and Medical Sciences, British Heart Foundation Glasgow Cardiovascular Research Centre, Glasgow (M.C.P.) - all in the United Kingdom; Boston University School of Medicine (J.L.B.) and the Cardiovascular Division, Brigham and Women's Hospital (S.D.S.) - both in Boston; the Division of Cardiovascular Medicine, Stanford University School of Medicine, Stanford, CA (R.M.W.); the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Division of Cardiology, Penn Presbyterian Medical Center, University of Pennsylvania Health System, Philadelphia (B.D.); the Cardiology Department and French National Reference Centre for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor, Assistance Publique-Hôpitaux de Paris (AP-HP), and Institut Mondor de Recherche Biomédicale, INSERM, Université Paris Est Creteil, Creteil (T.D.), and the Department of Cardiology, French National Reference Center for Cardiac Amyloidosis, Bichat University Hospital, AP-HP, Paris (V.A.) - all in France; the Department of Cardiology, Hospital Universitario Puerta de Hierro Majadahonda, Health Research Institute of the Puerta de Hierro Majadahonda-Segovia, Centro de Investigación Biomédica en Red Enfermedades Cardiovasculares (CIBER-CV), and Centro Nacional de Investigaciones Cardiovasculares (P.G.-P.), and CIBER-CV (J.G.-C.), Madrid, and the Department of Cardiology, Hospital Universitari de Bellvitge, Instituto de Investigación Biomédica de Bellvitge, and Universitat de Barcelona, Barcelona (J.G.-C.) - all in Spain; MedStar Heart and Vascular Institute, MedStar Health, and Georgetown University School of Medicine - both in Washington, DC (F.H.S.); the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - both in Japan; the Department of Clinical Research and Epidemiology, Comprehensive Heart Failure Center, University Hospital Würzburg, and the Department of Medicine I, University Hospital Würzburg, Würzburg (C.M.), and the Division of Cardiovascular Imaging, University Hospital Münster, Münster (A.Y.) - both in Germany; the Department of Internal Medicine and Hematology, Semmelweis University, Budapest, Hungary (Z.P.); the Department of Cardiology, University Health Network of Toronto, Toronto (D.D.); University Medical Center Groningen, University of Groningen, Groningen, the Netherlands (P.V.M.); the Victor Chang Cardiac Research Institute, the Cardiology Department, St. Vincent's Hospital, and the School of Clinical Medicine, University of New South Wales - all in Sydney (A.J.); the Department of Cardiology, Hôpital Universitaire de Bruxelles-Hôpital Erasme, Université Libre de Bruxelles, Brussels (A.B.); the Department of Medicine, Heart Vascular Stroke Institute, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea (D.K.); the Cardiology Department, Hospital Senhora da Oliveira-Guimarães, Guimarães, and the School of Medicine, University of Minho, Braga - both in Portugal (O.A.); the Department of Cardiology, Aarhus University Hospital, Aarhus, Denmark (S.H.P.); the Division of Translational Cardiology and Clinical Registries, Institute of Heart Diseases, Wrocław Medical University, Wrocław, Poland (E.A.J.); Alnylam Pharmaceuticals, Cambridge, MA (A.S., P.P.G., K.L.B., E.Y., N.S., L.Y., J.C., S.A.E., J.V.); and Columbia University Irving Medical Center, New York (M.S.M.).; Tahara N; From the National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital (M.F., J.D.G.), and Richmond Pharmacology (J.T.), London, and the Institute of Cardiovascular and Medical Sciences, British Heart Foundation Glasgow Cardiovascular Research Centre, Glasgow (M.C.P.) - all in the United Kingdom; Boston University School of Medicine (J.L.B.) and the Cardiovascular Division, Brigham and Women's Hospital (S.D.S.) - both in Boston; the Division of Cardiovascular Medicine, Stanford University School of Medicine, Stanford, CA (R.M.W.); the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Division of Cardiology, Penn Presbyterian Medical Center, University of Pennsylvania Health System, Philadelphia (B.D.); the Cardiology Department and French National Reference Centre for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor, Assistance Publique-Hôpitaux de Paris (AP-HP), and Institut Mondor de Recherche Biomédicale, INSERM, Université Paris Est Creteil, Creteil (T.D.), and the Department of Cardiology, French National Reference Center for Cardiac Amyloidosis, Bichat University Hospital, AP-HP, Paris (V.A.) - all in France; the Department of Cardiology, Hospital Universitario Puerta de Hierro Majadahonda, Health Research Institute of the Puerta de Hierro Majadahonda-Segovia, Centro de Investigación Biomédica en Red Enfermedades Cardiovasculares (CIBER-CV), and Centro Nacional de Investigaciones Cardiovasculares (P.G.-P.), and CIBER-CV (J.G.-C.), Madrid, and the Department of Cardiology, Hospital Universitari de Bellvitge, Instituto de Investigación Biomédica de Bellvitge, and Universitat de Barcelona, Barcelona (J.G.-C.) - all in Spain; MedStar Heart and Vascular Institute, MedStar Health, and Georgetown University School of Medicine - both in Washington, DC (F.H.S.); the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - both in Japan; the Department of Clinical Research and Epidemiology, Comprehensive Heart Failure Center, University Hospital Würzburg, and the Department of Medicine I, University Hospital Würzburg, Würzburg (C.M.), and the Division of Cardiovascular Imaging, University Hospital Münster, Münster (A.Y.) - both in Germany; the Department of Internal Medicine and Hematology, Semmelweis University, Budapest, Hungary (Z.P.); the Department of Cardiology, University Health Network of Toronto, Toronto (D.D.); University Medical Center Groningen, University of Groningen, Groningen, the Netherlands (P.V.M.); the Victor Chang Cardiac Research Institute, the Cardiology Department, St. Vincent's Hospital, and the School of Clinical Medicine, University of New South Wales - all in Sydney (A.J.); the Department of Cardiology, Hôpital Universitaire de Bruxelles-Hôpital Erasme, Université Libre de Bruxelles, Brussels (A.B.); the Department of Medicine, Heart Vascular Stroke Institute, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea (D.K.); the Cardiology Department, Hospital Senhora da Oliveira-Guimarães, Guimarães, and the School of Medicine, University of Minho, Braga - both in Portugal (O.A.); the Department of Cardiology, Aarhus University Hospital, Aarhus, Denmark (S.H.P.); the Division of Translational Cardiology and Clinical Registries, Institute of Heart Diseases, Wrocław Medical University, Wrocław, Poland (E.A.J.); Alnylam Pharmaceuticals, Cambridge, MA (A.S., P.P.G., K.L.B., E.Y., N.S., L.Y., J.C., S.A.E., J.V.); and Columbia University Irving Medical Center, New York (M.S.M.).; González-Costello J; From the National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital (M.F., J.D.G.), and Richmond Pharmacology (J.T.), London, and the Institute of Cardiovascular and Medical Sciences, British Heart Foundation Glasgow Cardiovascular Research Centre, Glasgow (M.C.P.) - all in the United Kingdom; Boston University School of Medicine (J.L.B.) and the Cardiovascular Division, Brigham and Women's Hospital (S.D.S.) - both in Boston; the Division of Cardiovascular Medicine, Stanford University School of Medicine, Stanford, CA (R.M.W.); the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Division of Cardiology, Penn Presbyterian Medical Center, University of Pennsylvania Health System, Philadelphia (B.D.); the Cardiology Department and French National Reference Centre for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor, Assistance Publique-Hôpitaux de Paris (AP-HP), and Institut Mondor de Recherche Biomédicale, INSERM, Université Paris Est Creteil, Creteil (T.D.), and the Department of Cardiology, French National Reference Center for Cardiac Amyloidosis, Bichat University Hospital, AP-HP, Paris (V.A.) - all in France; the Department of Cardiology, Hospital Universitario Puerta de Hierro Majadahonda, Health Research Institute of the Puerta de Hierro Majadahonda-Segovia, Centro de Investigación Biomédica en Red Enfermedades Cardiovasculares (CIBER-CV), and Centro Nacional de Investigaciones Cardiovasculares (P.G.-P.), and CIBER-CV (J.G.-C.), Madrid, and the Department of Cardiology, Hospital Universitari de Bellvitge, Instituto de Investigación Biomédica de Bellvitge, and Universitat de Barcelona, Barcelona (J.G.-C.) - all in Spain; MedStar Heart and Vascular Institute, MedStar Health, and Georgetown University School of Medicine - both in Washington, DC (F.H.S.); the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - both in Japan; the Department of Clinical Research and Epidemiology, Comprehensive Heart Failure Center, University Hospital Würzburg, and the Department of Medicine I, University Hospital Würzburg, Würzburg (C.M.), and the Division of Cardiovascular Imaging, University Hospital Münster, Münster (A.Y.) - both in Germany; the Department of Internal Medicine and Hematology, Semmelweis University, Budapest, Hungary (Z.P.); the Department of Cardiology, University Health Network of Toronto, Toronto (D.D.); University Medical Center Groningen, University of Groningen, Groningen, the Netherlands (P.V.M.); the Victor Chang Cardiac Research Institute, the Cardiology Department, St. Vincent's Hospital, and the School of Clinical Medicine, University of New South Wales - all in Sydney (A.J.); the Department of Cardiology, Hôpital Universitaire de Bruxelles-Hôpital Erasme, Université Libre de Bruxelles, Brussels (A.B.); the Department of Medicine, Heart Vascular Stroke Institute, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea (D.K.); the Cardiology Department, Hospital Senhora da Oliveira-Guimarães, Guimarães, and the School of Medicine, University of Minho, Braga - both in Portugal (O.A.); the Department of Cardiology, Aarhus University Hospital, Aarhus, Denmark (S.H.P.); the Division of Translational Cardiology and Clinical Registries, Institute of Heart Diseases, Wrocław Medical University, Wrocław, Poland (E.A.J.); Alnylam Pharmaceuticals, Cambridge, MA (A.S., P.P.G., K.L.B., E.Y., N.S., L.Y., J.C., S.A.E., J.V.); and Columbia University Irving Medical Center, New York (M.S.M.).; Tsujita K; From the National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital (M.F., J.D.G.), and Richmond Pharmacology (J.T.), London, and the Institute of Cardiovascular and Medical Sciences, British Heart Foundation Glasgow Cardiovascular Research Centre, Glasgow (M.C.P.) - all in the United Kingdom; Boston University School of Medicine (J.L.B.) and the Cardiovascular Division, Brigham and Women's Hospital (S.D.S.) - both in Boston; the Division of Cardiovascular Medicine, Stanford University School of Medicine, Stanford, CA (R.M.W.); the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Division of Cardiology, Penn Presbyterian Medical Center, University of Pennsylvania Health System, Philadelphia (B.D.); the Cardiology Department and French National Reference Centre for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor, Assistance Publique-Hôpitaux de Paris (AP-HP), and Institut Mondor de Recherche Biomédicale, INSERM, Université Paris Est Creteil, Creteil (T.D.), and the Department of Cardiology, French National Reference Center for Cardiac Amyloidosis, Bichat University Hospital, AP-HP, Paris (V.A.) - all in France; the Department of Cardiology, Hospital Universitario Puerta de Hierro Majadahonda, Health Research Institute of the Puerta de Hierro Majadahonda-Segovia, Centro de Investigación Biomédica en Red Enfermedades Cardiovasculares (CIBER-CV), and Centro Nacional de Investigaciones Cardiovasculares (P.G.-P.), and CIBER-CV (J.G.-C.), Madrid, and the Department of Cardiology, Hospital Universitari de Bellvitge, Instituto de Investigación Biomédica de Bellvitge, and Universitat de Barcelona, Barcelona (J.G.-C.) - all in Spain; MedStar Heart and Vascular Institute, MedStar Health, and Georgetown University School of Medicine - both in Washington, DC (F.H.S.); the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - both in Japan; the Department of Clinical Research and Epidemiology, Comprehensive Heart Failure Center, University Hospital Würzburg, and the Department of Medicine I, University Hospital Würzburg, Würzburg (C.M.), and the Division of Cardiovascular Imaging, University Hospital Münster, Münster (A.Y.) - both in Germany; the Department of Internal Medicine and Hematology, Semmelweis University, Budapest, Hungary (Z.P.); the Department of Cardiology, University Health Network of Toronto, Toronto (D.D.); University Medical Center Groningen, University of Groningen, Groningen, the Netherlands (P.V.M.); the Victor Chang Cardiac Research Institute, the Cardiology Department, St. Vincent's Hospital, and the School of Clinical Medicine, University of New South Wales - all in Sydney (A.J.); the Department of Cardiology, Hôpital Universitaire de Bruxelles-Hôpital Erasme, Université Libre de Bruxelles, Brussels (A.B.); the Department of Medicine, Heart Vascular Stroke Institute, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea (D.K.); the Cardiology Department, Hospital Senhora da Oliveira-Guimarães, Guimarães, and the School of Medicine, University of Minho, Braga - both in Portugal (O.A.); the Department of Cardiology, Aarhus University Hospital, Aarhus, Denmark (S.H.P.); the Division of Translational Cardiology and Clinical Registries, Institute of Heart Diseases, Wrocław Medical University, Wrocław, Poland (E.A.J.); Alnylam Pharmaceuticals, Cambridge, MA (A.S., P.P.G., K.L.B., E.Y., N.S., L.Y., J.C., S.A.E., J.V.); and Columbia University Irving Medical Center, New York (M.S.M.).; Morbach C; From the National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital (M.F., J.D.G.), and Richmond Pharmacology (J.T.), London, and the Institute of Cardiovascular and Medical Sciences, British Heart Foundation Glasgow Cardiovascular Research Centre, Glasgow (M.C.P.) - all in the United Kingdom; Boston University School of Medicine (J.L.B.) and the Cardiovascular Division, Brigham and Women's Hospital (S.D.S.) - both in Boston; the Division of Cardiovascular Medicine, Stanford University School of Medicine, Stanford, CA (R.M.W.); the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Division of Cardiology, Penn Presbyterian Medical Center, University of Pennsylvania Health System, Philadelphia (B.D.); the Cardiology Department and French National Reference Centre for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor, Assistance Publique-Hôpitaux de Paris (AP-HP), and Institut Mondor de Recherche Biomédicale, INSERM, Université Paris Est Creteil, Creteil (T.D.), and the Department of Cardiology, French National Reference Center for Cardiac Amyloidosis, Bichat University Hospital, AP-HP, Paris (V.A.) - all in France; the Department of Cardiology, Hospital Universitario Puerta de Hierro Majadahonda, Health Research Institute of the Puerta de Hierro Majadahonda-Segovia, Centro de Investigación Biomédica en Red Enfermedades Cardiovasculares (CIBER-CV), and Centro Nacional de Investigaciones Cardiovasculares (P.G.-P.), and CIBER-CV (J.G.-C.), Madrid, and the Department of Cardiology, Hospital Universitari de Bellvitge, Instituto de Investigación Biomédica de Bellvitge, and Universitat de Barcelona, Barcelona (J.G.-C.) - all in Spain; MedStar Heart and Vascular Institute, MedStar Health, and Georgetown University School of Medicine - both in Washington, DC (F.H.S.); the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - both in Japan; the Department of Clinical Research and Epidemiology, Comprehensive Heart Failure Center, University Hospital Würzburg, and the Department of Medicine I, University Hospital Würzburg, Würzburg (C.M.), and the Division of Cardiovascular Imaging, University Hospital Münster, Münster (A.Y.) - both in Germany; the Department of Internal Medicine and Hematology, Semmelweis University, Budapest, Hungary (Z.P.); the Department of Cardiology, University Health Network of Toronto, Toronto (D.D.); University Medical Center Groningen, University of Groningen, Groningen, the Netherlands (P.V.M.); the Victor Chang Cardiac Research Institute, the Cardiology Department, St. Vincent's Hospital, and the School of Clinical Medicine, University of New South Wales - all in Sydney (A.J.); the Department of Cardiology, Hôpital Universitaire de Bruxelles-Hôpital Erasme, Université Libre de Bruxelles, Brussels (A.B.); the Department of Medicine, Heart Vascular Stroke Institute, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea (D.K.); the Cardiology Department, Hospital Senhora da Oliveira-Guimarães, Guimarães, and the School of Medicine, University of Minho, Braga - both in Portugal (O.A.); the Department of Cardiology, Aarhus University Hospital, Aarhus, Denmark (S.H.P.); the Division of Translational Cardiology and Clinical Registries, Institute of Heart Diseases, Wrocław Medical University, Wrocław, Poland (E.A.J.); Alnylam Pharmaceuticals, Cambridge, MA (A.S., P.P.G., K.L.B., E.Y., N.S., L.Y., J.C., S.A.E., J.V.); and Columbia University Irving Medical Center, New York (M.S.M.).; Pozsonyi Z; From the National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital (M.F., J.D.G.), and Richmond Pharmacology (J.T.), London, and the Institute of Cardiovascular and Medical Sciences, British Heart Foundation Glasgow Cardiovascular Research Centre, Glasgow (M.C.P.) - all in the United Kingdom; Boston University School of Medicine (J.L.B.) and the Cardiovascular Division, Brigham and Women's Hospital (S.D.S.) - both in Boston; the Division of Cardiovascular Medicine, Stanford University School of Medicine, Stanford, CA (R.M.W.); the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Division of Cardiology, Penn Presbyterian Medical Center, University of Pennsylvania Health System, Philadelphia (B.D.); the Cardiology Department and French National Reference Centre for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor, Assistance Publique-Hôpitaux de Paris (AP-HP), and Institut Mondor de Recherche Biomédicale, INSERM, Université Paris Est Creteil, Creteil (T.D.), and the Department of Cardiology, French National Reference Center for Cardiac Amyloidosis, Bichat University Hospital, AP-HP, Paris (V.A.) - all in France; the Department of Cardiology, Hospital Universitario Puerta de Hierro Majadahonda, Health Research Institute of the Puerta de Hierro Majadahonda-Segovia, Centro de Investigación Biomédica en Red Enfermedades Cardiovasculares (CIBER-CV), and Centro Nacional de Investigaciones Cardiovasculares (P.G.-P.), and CIBER-CV (J.G.-C.), Madrid, and the Department of Cardiology, Hospital Universitari de Bellvitge, Instituto de Investigación Biomédica de Bellvitge, and Universitat de Barcelona, Barcelona (J.G.-C.) - all in Spain; MedStar Heart and Vascular Institute, MedStar Health, and Georgetown University School of Medicine - both in Washington, DC (F.H.S.); the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - both in Japan; the Department of Clinical Research and Epidemiology, Comprehensive Heart Failure Center, University Hospital Würzburg, and the Department of Medicine I, University Hospital Würzburg, Würzburg (C.M.), and the Division of Cardiovascular Imaging, University Hospital Münster, Münster (A.Y.) - both in Germany; the Department of Internal Medicine and Hematology, Semmelweis University, Budapest, Hungary (Z.P.); the Department of Cardiology, University Health Network of Toronto, Toronto (D.D.); University Medical Center Groningen, University of Groningen, Groningen, the Netherlands (P.V.M.); the Victor Chang Cardiac Research Institute, the Cardiology Department, St. Vincent's Hospital, and the School of Clinical Medicine, University of New South Wales - all in Sydney (A.J.); the Department of Cardiology, Hôpital Universitaire de Bruxelles-Hôpital Erasme, Université Libre de Bruxelles, Brussels (A.B.); the Department of Medicine, Heart Vascular Stroke Institute, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea (D.K.); the Cardiology Department, Hospital Senhora da Oliveira-Guimarães, Guimarães, and the School of Medicine, University of Minho, Braga - both in Portugal (O.A.); the Department of Cardiology, Aarhus University Hospital, Aarhus, Denmark (S.H.P.); the Division of Translational Cardiology and Clinical Registries, Institute of Heart Diseases, Wrocław Medical University, Wrocław, Poland (E.A.J.); Alnylam Pharmaceuticals, Cambridge, MA (A.S., P.P.G., K.L.B., E.Y., N.S., L.Y., J.C., S.A.E., J.V.); and Columbia University Irving Medical Center, New York (M.S.M.).; Petrie MC; From the National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital (M.F., J.D.G.), and Richmond Pharmacology (J.T.), London, and the Institute of Cardiovascular and Medical Sciences, British Heart Foundation Glasgow Cardiovascular Research Centre, Glasgow (M.C.P.) - all in the United Kingdom; Boston University School of Medicine (J.L.B.) and the Cardiovascular Division, Brigham and Women's Hospital (S.D.S.) - both in Boston; the Division of Cardiovascular Medicine, Stanford University School of Medicine, Stanford, CA (R.M.W.); the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Division of Cardiology, Penn Presbyterian Medical Center, University of Pennsylvania Health System, Philadelphia (B.D.); the Cardiology Department and French National Reference Centre for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor, Assistance Publique-Hôpitaux de Paris (AP-HP), and Institut Mondor de Recherche Biomédicale, INSERM, Université Paris Est Creteil, Creteil (T.D.), and the Department of Cardiology, French National Reference Center for Cardiac Amyloidosis, Bichat University Hospital, AP-HP, Paris (V.A.) - all in France; the Department of Cardiology, Hospital Universitario Puerta de Hierro Majadahonda, Health Research Institute of the Puerta de Hierro Majadahonda-Segovia, Centro de Investigación Biomédica en Red Enfermedades Cardiovasculares (CIBER-CV), and Centro Nacional de Investigaciones Cardiovasculares (P.G.-P.), and CIBER-CV (J.G.-C.), Madrid, and the Department of Cardiology, Hospital Universitari de Bellvitge, Instituto de Investigación Biomédica de Bellvitge, and Universitat de Barcelona, Barcelona (J.G.-C.) - all in Spain; MedStar Heart and Vascular Institute, MedStar Health, and Georgetown University School of Medicine - both in Washington, DC (F.H.S.); the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - both in Japan; the Department of Clinical Research and Epidemiology, Comprehensive Heart Failure Center, University Hospital Würzburg, and the Department of Medicine I, University Hospital Würzburg, Würzburg (C.M.), and the Division of Cardiovascular Imaging, University Hospital Münster, Münster (A.Y.) - both in Germany; the Department of Internal Medicine and Hematology, Semmelweis University, Budapest, Hungary (Z.P.); the Department of Cardiology, University Health Network of Toronto, Toronto (D.D.); University Medical Center Groningen, University of Groningen, Groningen, the Netherlands (P.V.M.); the Victor Chang Cardiac Research Institute, the Cardiology Department, St. Vincent's Hospital, and the School of Clinical Medicine, University of New South Wales - all in Sydney (A.J.); the Department of Cardiology, Hôpital Universitaire de Bruxelles-Hôpital Erasme, Université Libre de Bruxelles, Brussels (A.B.); the Department of Medicine, Heart Vascular Stroke Institute, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea (D.K.); the Cardiology Department, Hospital Senhora da Oliveira-Guimarães, Guimarães, and the School of Medicine, University of Minho, Braga - both in Portugal (O.A.); the Department of Cardiology, Aarhus University Hospital, Aarhus, Denmark (S.H.P.); the Division of Translational Cardiology and Clinical Registries, Institute of Heart Diseases, Wrocław Medical University, Wrocław, Poland (E.A.J.); Alnylam Pharmaceuticals, Cambridge, MA (A.S., P.P.G., K.L.B., E.Y., N.S., L.Y., J.C., S.A.E., J.V.); and Columbia University Irving Medical Center, New York (M.S.M.).; Delgado D; From the National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital (M.F., J.D.G.), and Richmond Pharmacology (J.T.), London, and the Institute of Cardiovascular and Medical Sciences, British Heart Foundation Glasgow Cardiovascular Research Centre, Glasgow (M.C.P.) - all in the United Kingdom; Boston University School of Medicine (J.L.B.) and the Cardiovascular Division, Brigham and Women's Hospital (S.D.S.) - both in Boston; the Division of Cardiovascular Medicine, Stanford University School of Medicine, Stanford, CA (R.M.W.); the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Division of Cardiology, Penn Presbyterian Medical Center, University of Pennsylvania Health System, Philadelphia (B.D.); the Cardiology Department and French National Reference Centre for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor, Assistance Publique-Hôpitaux de Paris (AP-HP), and Institut Mondor de Recherche Biomédicale, INSERM, Université Paris Est Creteil, Creteil (T.D.), and the Department of Cardiology, French National Reference Center for Cardiac Amyloidosis, Bichat University Hospital, AP-HP, Paris (V.A.) - all in France; the Department of Cardiology, Hospital Universitario Puerta de Hierro Majadahonda, Health Research Institute of the Puerta de Hierro Majadahonda-Segovia, Centro de Investigación Biomédica en Red Enfermedades Cardiovasculares (CIBER-CV), and Centro Nacional de Investigaciones Cardiovasculares (P.G.-P.), and CIBER-CV (J.G.-C.), Madrid, and the Department of Cardiology, Hospital Universitari de Bellvitge, Instituto de Investigación Biomédica de Bellvitge, and Universitat de Barcelona, Barcelona (J.G.-C.) - all in Spain; MedStar Heart and Vascular Institute, MedStar Health, and Georgetown University School of Medicine - both in Washington, DC (F.H.S.); the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - both in Japan; the Department of Clinical Research and Epidemiology, Comprehensive Heart Failure Center, University Hospital Würzburg, and the Department of Medicine I, University Hospital Würzburg, Würzburg (C.M.), and the Division of Cardiovascular Imaging, University Hospital Münster, Münster (A.Y.) - both in Germany; the Department of Internal Medicine and Hematology, Semmelweis University, Budapest, Hungary (Z.P.); the Department of Cardiology, University Health Network of Toronto, Toronto (D.D.); University Medical Center Groningen, University of Groningen, Groningen, the Netherlands (P.V.M.); the Victor Chang Cardiac Research Institute, the Cardiology Department, St. Vincent's Hospital, and the School of Clinical Medicine, University of New South Wales - all in Sydney (A.J.); the Department of Cardiology, Hôpital Universitaire de Bruxelles-Hôpital Erasme, Université Libre de Bruxelles, Brussels (A.B.); the Department of Medicine, Heart Vascular Stroke Institute, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea (D.K.); the Cardiology Department, Hospital Senhora da Oliveira-Guimarães, Guimarães, and the School of Medicine, University of Minho, Braga - both in Portugal (O.A.); the Department of Cardiology, Aarhus University Hospital, Aarhus, Denmark (S.H.P.); the Division of Translational Cardiology and Clinical Registries, Institute of Heart Diseases, Wrocław Medical University, Wrocław, Poland (E.A.J.); Alnylam Pharmaceuticals, Cambridge, MA (A.S., P.P.G., K.L.B., E.Y., N.S., L.Y., J.C., S.A.E., J.V.); and Columbia University Irving Medical Center, New York (M.S.M.).; Van der Meer P; From the National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital (M.F., J.D.G.), and Richmond Pharmacology (J.T.), London, and the Institute of Cardiovascular and Medical Sciences, British Heart Foundation Glasgow Cardiovascular Research Centre, Glasgow (M.C.P.) - all in the United Kingdom; Boston University School of Medicine (J.L.B.) and the Cardiovascular Division, Brigham and Women's Hospital (S.D.S.) - both in Boston; the Division of Cardiovascular Medicine, Stanford University School of Medicine, Stanford, CA (R.M.W.); the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Division of Cardiology, Penn Presbyterian Medical Center, University of Pennsylvania Health System, Philadelphia (B.D.); the Cardiology Department and French National Reference Centre for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor, Assistance Publique-Hôpitaux de Paris (AP-HP), and Institut Mondor de Recherche Biomédicale, INSERM, Université Paris Est Creteil, Creteil (T.D.), and the Department of Cardiology, French National Reference Center for Cardiac Amyloidosis, Bichat University Hospital, AP-HP, Paris (V.A.) - all in France; the Department of Cardiology, Hospital Universitario Puerta de Hierro Majadahonda, Health Research Institute of the Puerta de Hierro Majadahonda-Segovia, Centro de Investigación Biomédica en Red Enfermedades Cardiovasculares (CIBER-CV), and Centro Nacional de Investigaciones Cardiovasculares (P.G.-P.), and CIBER-CV (J.G.-C.), Madrid, and the Department of Cardiology, Hospital Universitari de Bellvitge, Instituto de Investigación Biomédica de Bellvitge, and Universitat de Barcelona, Barcelona (J.G.-C.) - all in Spain; MedStar Heart and Vascular Institute, MedStar Health, and Georgetown University School of Medicine - both in Washington, DC (F.H.S.); the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - both in Japan; the Department of Clinical Research and Epidemiology, Comprehensive Heart Failure Center, University Hospital Würzburg, and the Department of Medicine I, University Hospital Würzburg, Würzburg (C.M.), and the Division of Cardiovascular Imaging, University Hospital Münster, Münster (A.Y.) - both in Germany; the Department of Internal Medicine and Hematology, Semmelweis University, Budapest, Hungary (Z.P.); the Department of Cardiology, University Health Network of Toronto, Toronto (D.D.); University Medical Center Groningen, University of Groningen, Groningen, the Netherlands (P.V.M.); the Victor Chang Cardiac Research Institute, the Cardiology Department, St. Vincent's Hospital, and the School of Clinical Medicine, University of New South Wales - all in Sydney (A.J.); the Department of Cardiology, Hôpital Universitaire de Bruxelles-Hôpital Erasme, Université Libre de Bruxelles, Brussels (A.B.); the Department of Medicine, Heart Vascular Stroke Institute, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea (D.K.); the Cardiology Department, Hospital Senhora da Oliveira-Guimarães, Guimarães, and the School of Medicine, University of Minho, Braga - both in Portugal (O.A.); the Department of Cardiology, Aarhus University Hospital, Aarhus, Denmark (S.H.P.); the Division of Translational Cardiology and Clinical Registries, Institute of Heart Diseases, Wrocław Medical University, Wrocław, Poland (E.A.J.); Alnylam Pharmaceuticals, Cambridge, MA (A.S., P.P.G., K.L.B., E.Y., N.S., L.Y., J.C., S.A.E., J.V.); and Columbia University Irving Medical Center, New York (M.S.M.).; Jabbour A; From the National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital (M.F., J.D.G.), and Richmond Pharmacology (J.T.), London, and the Institute of Cardiovascular and Medical Sciences, British Heart Foundation Glasgow Cardiovascular Research Centre, Glasgow (M.C.P.) - all in the United Kingdom; Boston University School of Medicine (J.L.B.) and the Cardiovascular Division, Brigham and Women's Hospital (S.D.S.) - both in Boston; the Division of Cardiovascular Medicine, Stanford University School of Medicine, Stanford, CA (R.M.W.); the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Division of Cardiology, Penn Presbyterian Medical Center, University of Pennsylvania Health System, Philadelphia (B.D.); the Cardiology Department and French National Reference Centre for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor, Assistance Publique-Hôpitaux de Paris (AP-HP), and Institut Mondor de Recherche Biomédicale, INSERM, Université Paris Est Creteil, Creteil (T.D.), and the Department of Cardiology, French National Reference Center for Cardiac Amyloidosis, Bichat University Hospital, AP-HP, Paris (V.A.) - all in France; the Department of Cardiology, Hospital Universitario Puerta de Hierro Majadahonda, Health Research Institute of the Puerta de Hierro Majadahonda-Segovia, Centro de Investigación Biomédica en Red Enfermedades Cardiovasculares (CIBER-CV), and Centro Nacional de Investigaciones Cardiovasculares (P.G.-P.), and CIBER-CV (J.G.-C.), Madrid, and the Department of Cardiology, Hospital Universitari de Bellvitge, Instituto de Investigación Biomédica de Bellvitge, and Universitat de Barcelona, Barcelona (J.G.-C.) - all in Spain; MedStar Heart and Vascular Institute, MedStar Health, and Georgetown University School of Medicine - both in Washington, DC (F.H.S.); the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - both in Japan; the Department of Clinical Research and Epidemiology, Comprehensive Heart Failure Center, University Hospital Würzburg, and the Department of Medicine I, University Hospital Würzburg, Würzburg (C.M.), and the Division of Cardiovascular Imaging, University Hospital Münster, Münster (A.Y.) - both in Germany; the Department of Internal Medicine and Hematology, Semmelweis University, Budapest, Hungary (Z.P.); the Department of Cardiology, University Health Network of Toronto, Toronto (D.D.); University Medical Center Groningen, University of Groningen, Groningen, the Netherlands (P.V.M.); the Victor Chang Cardiac Research Institute, the Cardiology Department, St. Vincent's Hospital, and the School of Clinical Medicine, University of New South Wales - all in Sydney (A.J.); the Department of Cardiology, Hôpital Universitaire de Bruxelles-Hôpital Erasme, Université Libre de Bruxelles, Brussels (A.B.); the Department of Medicine, Heart Vascular Stroke Institute, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea (D.K.); the Cardiology Department, Hospital Senhora da Oliveira-Guimarães, Guimarães, and the School of Medicine, University of Minho, Braga - both in Portugal (O.A.); the Department of Cardiology, Aarhus University Hospital, Aarhus, Denmark (S.H.P.); the Division of Translational Cardiology and Clinical Registries, Institute of Heart Diseases, Wrocław Medical University, Wrocław, Poland (E.A.J.); Alnylam Pharmaceuticals, Cambridge, MA (A.S., P.P.G., K.L.B., E.Y., N.S., L.Y., J.C., S.A.E., J.V.); and Columbia University Irving Medical Center, New York (M.S.M.).; Bondue A; From the National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital (M.F., J.D.G.), and Richmond Pharmacology (J.T.), London, and the Institute of Cardiovascular and Medical Sciences, British Heart Foundation Glasgow Cardiovascular Research Centre, Glasgow (M.C.P.) - all in the United Kingdom; Boston University School of Medicine (J.L.B.) and the Cardiovascular Division, Brigham and Women's Hospital (S.D.S.) - both in Boston; the Division of Cardiovascular Medicine, Stanford University School of Medicine, Stanford, CA (R.M.W.); the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Division of Cardiology, Penn Presbyterian Medical Center, University of Pennsylvania Health System, Philadelphia (B.D.); the Cardiology Department and French National Reference Centre for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor, Assistance Publique-Hôpitaux de Paris (AP-HP), and Institut Mondor de Recherche Biomédicale, INSERM, Université Paris Est Creteil, Creteil (T.D.), and the Department of Cardiology, French National Reference Center for Cardiac Amyloidosis, Bichat University Hospital, AP-HP, Paris (V.A.) - all in France; the Department of Cardiology, Hospital Universitario Puerta de Hierro Majadahonda, Health Research Institute of the Puerta de Hierro Majadahonda-Segovia, Centro de Investigación Biomédica en Red Enfermedades Cardiovasculares (CIBER-CV), and Centro Nacional de Investigaciones Cardiovasculares (P.G.-P.), and CIBER-CV (J.G.-C.), Madrid, and the Department of Cardiology, Hospital Universitari de Bellvitge, Instituto de Investigación Biomédica de Bellvitge, and Universitat de Barcelona, Barcelona (J.G.-C.) - all in Spain; MedStar Heart and Vascular Institute, MedStar Health, and Georgetown University School of Medicine - both in Washington, DC (F.H.S.); the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - both in Japan; the Department of Clinical Research and Epidemiology, Comprehensive Heart Failure Center, University Hospital Würzburg, and the Department of Medicine I, University Hospital Würzburg, Würzburg (C.M.), and the Division of Cardiovascular Imaging, University Hospital Münster, Münster (A.Y.) - both in Germany; the Department of Internal Medicine and Hematology, Semmelweis University, Budapest, Hungary (Z.P.); the Department of Cardiology, University Health Network of Toronto, Toronto (D.D.); University Medical Center Groningen, University of Groningen, Groningen, the Netherlands (P.V.M.); the Victor Chang Cardiac Research Institute, the Cardiology Department, St. Vincent's Hospital, and the School of Clinical Medicine, University of New South Wales - all in Sydney (A.J.); the Department of Cardiology, Hôpital Universitaire de Bruxelles-Hôpital Erasme, Université Libre de Bruxelles, Brussels (A.B.); the Department of Medicine, Heart Vascular Stroke Institute, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea (D.K.); the Cardiology Department, Hospital Senhora da Oliveira-Guimarães, Guimarães, and the School of Medicine, University of Minho, Braga - both in Portugal (O.A.); the Department of Cardiology, Aarhus University Hospital, Aarhus, Denmark (S.H.P.); the Division of Translational Cardiology and Clinical Registries, Institute of Heart Diseases, Wrocław Medical University, Wrocław, Poland (E.A.J.); Alnylam Pharmaceuticals, Cambridge, MA (A.S., P.P.G., K.L.B., E.Y., N.S., L.Y., J.C., S.A.E., J.V.); and Columbia University Irving Medical Center, New York (M.S.M.).; Kim D; From the National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital (M.F., J.D.G.), and Richmond Pharmacology (J.T.), London, and the Institute of Cardiovascular and Medical Sciences, British Heart Foundation Glasgow Cardiovascular Research Centre, Glasgow (M.C.P.) - all in the United Kingdom; Boston University School of Medicine (J.L.B.) and the Cardiovascular Division, Brigham and Women's Hospital (S.D.S.) - both in Boston; the Division of Cardiovascular Medicine, Stanford University School of Medicine, Stanford, CA (R.M.W.); the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Division of Cardiology, Penn Presbyterian Medical Center, University of Pennsylvania Health System, Philadelphia (B.D.); the Cardiology Department and French National Reference Centre for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor, Assistance Publique-Hôpitaux de Paris (AP-HP), and Institut Mondor de Recherche Biomédicale, INSERM, Université Paris Est Creteil, Creteil (T.D.), and the Department of Cardiology, French National Reference Center for Cardiac Amyloidosis, Bichat University Hospital, AP-HP, Paris (V.A.) - all in France; the Department of Cardiology, Hospital Universitario Puerta de Hierro Majadahonda, Health Research Institute of the Puerta de Hierro Majadahonda-Segovia, Centro de Investigación Biomédica en Red Enfermedades Cardiovasculares (CIBER-CV), and Centro Nacional de Investigaciones Cardiovasculares (P.G.-P.), and CIBER-CV (J.G.-C.), Madrid, and the Department of Cardiology, Hospital Universitari de Bellvitge, Instituto de Investigación Biomédica de Bellvitge, and Universitat de Barcelona, Barcelona (J.G.-C.) - all in Spain; MedStar Heart and Vascular Institute, MedStar Health, and Georgetown University School of Medicine - both in Washington, DC (F.H.S.); the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - both in Japan; the Department of Clinical Research and Epidemiology, Comprehensive Heart Failure Center, University Hospital Würzburg, and the Department of Medicine I, University Hospital Würzburg, Würzburg (C.M.), and the Division of Cardiovascular Imaging, University Hospital Münster, Münster (A.Y.) - both in Germany; the Department of Internal Medicine and Hematology, Semmelweis University, Budapest, Hungary (Z.P.); the Department of Cardiology, University Health Network of Toronto, Toronto (D.D.); University Medical Center Groningen, University of Groningen, Groningen, the Netherlands (P.V.M.); the Victor Chang Cardiac Research Institute, the Cardiology Department, St. Vincent's Hospital, and the School of Clinical Medicine, University of New South Wales - all in Sydney (A.J.); the Department of Cardiology, Hôpital Universitaire de Bruxelles-Hôpital Erasme, Université Libre de Bruxelles, Brussels (A.B.); the Department of Medicine, Heart Vascular Stroke Institute, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea (D.K.); the Cardiology Department, Hospital Senhora da Oliveira-Guimarães, Guimarães, and the School of Medicine, University of Minho, Braga - both in Portugal (O.A.); the Department of Cardiology, Aarhus University Hospital, Aarhus, Denmark (S.H.P.); the Division of Translational Cardiology and Clinical Registries, Institute of Heart Diseases, Wrocław Medical University, Wrocław, Poland (E.A.J.); Alnylam Pharmaceuticals, Cambridge, MA (A.S., P.P.G., K.L.B., E.Y., N.S., L.Y., J.C., S.A.E., J.V.); and Columbia University Irving Medical Center, New York (M.S.M.).; Azevedo O; From the National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital (M.F., J.D.G.), and Richmond Pharmacology (J.T.), London, and the Institute of Cardiovascular and Medical Sciences, British Heart Foundation Glasgow Cardiovascular Research Centre, Glasgow (M.C.P.) - all in the United Kingdom; Boston University School of Medicine (J.L.B.) and the Cardiovascular Division, Brigham and Women's Hospital (S.D.S.) - both in Boston; the Division of Cardiovascular Medicine, Stanford University School of Medicine, Stanford, CA (R.M.W.); the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Division of Cardiology, Penn Presbyterian Medical Center, University of Pennsylvania Health System, Philadelphia (B.D.); the Cardiology Department and French National Reference Centre for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor, Assistance Publique-Hôpitaux de Paris (AP-HP), and Institut Mondor de Recherche Biomédicale, INSERM, Université Paris Est Creteil, Creteil (T.D.), and the Department of Cardiology, French National Reference Center for Cardiac Amyloidosis, Bichat University Hospital, AP-HP, Paris (V.A.) - all in France; the Department of Cardiology, Hospital Universitario Puerta de Hierro Majadahonda, Health Research Institute of the Puerta de Hierro Majadahonda-Segovia, Centro de Investigación Biomédica en Red Enfermedades Cardiovasculares (CIBER-CV), and Centro Nacional de Investigaciones Cardiovasculares (P.G.-P.), and CIBER-CV (J.G.-C.), Madrid, and the Department of Cardiology, Hospital Universitari de Bellvitge, Instituto de Investigación Biomédica de Bellvitge, and Universitat de Barcelona, Barcelona (J.G.-C.) - all in Spain; MedStar Heart and Vascular Institute, MedStar Health, and Georgetown University School of Medicine - both in Washington, DC (F.H.S.); the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - both in Japan; the Department of Clinical Research and Epidemiology, Comprehensive Heart Failure Center, University Hospital Würzburg, and the Department of Medicine I, University Hospital Würzburg, Würzburg (C.M.), and the Division of Cardiovascular Imaging, University Hospital Münster, Münster (A.Y.) - both in Germany; the Department of Internal Medicine and Hematology, Semmelweis University, Budapest, Hungary (Z.P.); the Department of Cardiology, University Health Network of Toronto, Toronto (D.D.); University Medical Center Groningen, University of Groningen, Groningen, the Netherlands (P.V.M.); the Victor Chang Cardiac Research Institute, the Cardiology Department, St. Vincent's Hospital, and the School of Clinical Medicine, University of New South Wales - all in Sydney (A.J.); the Department of Cardiology, Hôpital Universitaire de Bruxelles-Hôpital Erasme, Université Libre de Bruxelles, Brussels (A.B.); the Department of Medicine, Heart Vascular Stroke Institute, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea (D.K.); the Cardiology Department, Hospital Senhora da Oliveira-Guimarães, Guimarães, and the School of Medicine, University of Minho, Braga - both in Portugal (O.A.); the Department of Cardiology, Aarhus University Hospital, Aarhus, Denmark (S.H.P.); the Division of Translational Cardiology and Clinical Registries, Institute of Heart Diseases, Wrocław Medical University, Wrocław, Poland (E.A.J.); Alnylam Pharmaceuticals, Cambridge, MA (A.S., P.P.G., K.L.B., E.Y., N.S., L.Y., J.C., S.A.E., J.V.); and Columbia University Irving Medical Center, New York (M.S.M.).; Hvitfeldt Poulsen S; From the National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital (M.F., J.D.G.), and Richmond Pharmacology (J.T.), London, and the Institute of Cardiovascular and Medical Sciences, British Heart Foundation Glasgow Cardiovascular Research Centre, Glasgow (M.C.P.) - all in the United Kingdom; Boston University School of Medicine (J.L.B.) and the Cardiovascular Division, Brigham and Women's Hospital (S.D.S.) - both in Boston; the Division of Cardiovascular Medicine, Stanford University School of Medicine, Stanford, CA (R.M.W.); the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Division of Cardiology, Penn Presbyterian Medical Center, University of Pennsylvania Health System, Philadelphia (B.D.); the Cardiology Department and French National Reference Centre for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor, Assistance Publique-Hôpitaux de Paris (AP-HP), and Institut Mondor de Recherche Biomédicale, INSERM, Université Paris Est Creteil, Creteil (T.D.), and the Department of Cardiology, French National Reference Center for Cardiac Amyloidosis, Bichat University Hospital, AP-HP, Paris (V.A.) - all in France; the Department of Cardiology, Hospital Universitario Puerta de Hierro Majadahonda, Health Research Institute of the Puerta de Hierro Majadahonda-Segovia, Centro de Investigación Biomédica en Red Enfermedades Cardiovasculares (CIBER-CV), and Centro Nacional de Investigaciones Cardiovasculares (P.G.-P.), and CIBER-CV (J.G.-C.), Madrid, and the Department of Cardiology, Hospital Universitari de Bellvitge, Instituto de Investigación Biomédica de Bellvitge, and Universitat de Barcelona, Barcelona (J.G.-C.) - all in Spain; MedStar Heart and Vascular Institute, MedStar Health, and Georgetown University School of Medicine - both in Washington, DC (F.H.S.); the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - both in Japan; the Department of Clinical Research and Epidemiology, Comprehensive Heart Failure Center, University Hospital Würzburg, and the Department of Medicine I, University Hospital Würzburg, Würzburg (C.M.), and the Division of Cardiovascular Imaging, University Hospital Münster, Münster (A.Y.) - both in Germany; the Department of Internal Medicine and Hematology, Semmelweis University, Budapest, Hungary (Z.P.); the Department of Cardiology, University Health Network of Toronto, Toronto (D.D.); University Medical Center Groningen, University of Groningen, Groningen, the Netherlands (P.V.M.); the Victor Chang Cardiac Research Institute, the Cardiology Department, St. Vincent's Hospital, and the School of Clinical Medicine, University of New South Wales - all in Sydney (A.J.); the Department of Cardiology, Hôpital Universitaire de Bruxelles-Hôpital Erasme, Université Libre de Bruxelles, Brussels (A.B.); the Department of Medicine, Heart Vascular Stroke Institute, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea (D.K.); the Cardiology Department, Hospital Senhora da Oliveira-Guimarães, Guimarães, and the School of Medicine, University of Minho, Braga - both in Portugal (O.A.); the Department of Cardiology, Aarhus University Hospital, Aarhus, Denmark (S.H.P.); the Division of Translational Cardiology and Clinical Registries, Institute of Heart Diseases, Wrocław Medical University, Wrocław, Poland (E.A.J.); Alnylam Pharmaceuticals, Cambridge, MA (A.S., P.P.G., K.L.B., E.Y., N.S., L.Y., J.C., S.A.E., J.V.); and Columbia University Irving Medical Center, New York (M.S.M.).; Yilmaz A; From the National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital (M.F., J.D.G.), and Richmond Pharmacology (J.T.), London, and the Institute of Cardiovascular and Medical Sciences, British Heart Foundation Glasgow Cardiovascular Research Centre, Glasgow (M.C.P.) - all in the United Kingdom; Boston University School of Medicine (J.L.B.) and the Cardiovascular Division, Brigham and Women's Hospital (S.D.S.) - both in Boston; the Division of Cardiovascular Medicine, Stanford University School of Medicine, Stanford, CA (R.M.W.); the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Division of Cardiology, Penn Presbyterian Medical Center, University of Pennsylvania Health System, Philadelphia (B.D.); the Cardiology Department and French National Reference Centre for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor, Assistance Publique-Hôpitaux de Paris (AP-HP), and Institut Mondor de Recherche Biomédicale, INSERM, Université Paris Est Creteil, Creteil (T.D.), and the Department of Cardiology, French National Reference Center for Cardiac Amyloidosis, Bichat University Hospital, AP-HP, Paris (V.A.) - all in France; the Department of Cardiology, Hospital Universitario Puerta de Hierro Majadahonda, Health Research Institute of the Puerta de Hierro Majadahonda-Segovia, Centro de Investigación Biomédica en Red Enfermedades Cardiovasculares (CIBER-CV), and Centro Nacional de Investigaciones Cardiovasculares (P.G.-P.), and CIBER-CV (J.G.-C.), Madrid, and the Department of Cardiology, Hospital Universitari de Bellvitge, Instituto de Investigación Biomédica de Bellvitge, and Universitat de Barcelona, Barcelona (J.G.-C.) - all in Spain; MedStar Heart and Vascular Institute, MedStar Health, and Georgetown University School of Medicine - both in Washington, DC (F.H.S.); the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - both in Japan; the Department of Clinical Research and Epidemiology, Comprehensive Heart Failure Center, University Hospital Würzburg, and the Department of Medicine I, University Hospital Würzburg, Würzburg (C.M.), and the Division of Cardiovascular Imaging, University Hospital Münster, Münster (A.Y.) - both in Germany; the Department of Internal Medicine and Hematology, Semmelweis University, Budapest, Hungary (Z.P.); the Department of Cardiology, University Health Network of Toronto, Toronto (D.D.); University Medical Center Groningen, University of Groningen, Groningen, the Netherlands (P.V.M.); the Victor Chang Cardiac Research Institute, the Cardiology Department, St. Vincent's Hospital, and the School of Clinical Medicine, University of New South Wales - all in Sydney (A.J.); the Department of Cardiology, Hôpital Universitaire de Bruxelles-Hôpital Erasme, Université Libre de Bruxelles, Brussels (A.B.); the Department of Medicine, Heart Vascular Stroke Institute, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea (D.K.); the Cardiology Department, Hospital Senhora da Oliveira-Guimarães, Guimarães, and the School of Medicine, University of Minho, Braga - both in Portugal (O.A.); the Department of Cardiology, Aarhus University Hospital, Aarhus, Denmark (S.H.P.); the Division of Translational Cardiology and Clinical Registries, Institute of Heart Diseases, Wrocław Medical University, Wrocław, Poland (E.A.J.); Alnylam Pharmaceuticals, Cambridge, MA (A.S., P.P.G., K.L.B., E.Y., N.S., L.Y., J.C., S.A.E., J.V.); and Columbia University Irving Medical Center, New York (M.S.M.).; Jankowska EA; From the National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital (M.F., J.D.G.), and Richmond Pharmacology (J.T.), London, and the Institute of Cardiovascular and Medical Sciences, British Heart Foundation Glasgow Cardiovascular Research Centre, Glasgow (M.C.P.) - all in the United Kingdom; Boston University School of Medicine (J.L.B.) and the Cardiovascular Division, Brigham and Women's Hospital (S.D.S.) - both in Boston; the Division of Cardiovascular Medicine, Stanford University School of Medicine, Stanford, CA (R.M.W.); the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Division of Cardiology, Penn Presbyterian Medical Center, University of Pennsylvania Health System, Philadelphia (B.D.); the Cardiology Department and French National Reference Centre for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor, Assistance Publique-Hôpitaux de Paris (AP-HP), and Institut Mondor de Recherche Biomédicale, INSERM, Université Paris Est Creteil, Creteil (T.D.), and the Department of Cardiology, French National Reference Center for Cardiac Amyloidosis, Bichat University Hospital, AP-HP, Paris (V.A.) - all in France; the Department of Cardiology, Hospital Universitario Puerta de Hierro Majadahonda, Health Research Institute of the Puerta de Hierro Majadahonda-Segovia, Centro de Investigación Biomédica en Red Enfermedades Cardiovasculares (CIBER-CV), and Centro Nacional de Investigaciones Cardiovasculares (P.G.-P.), and CIBER-CV (J.G.-C.), Madrid, and the Department of Cardiology, Hospital Universitari de Bellvitge, Instituto de Investigación Biomédica de Bellvitge, and Universitat de Barcelona, Barcelona (J.G.-C.) - all in Spain; MedStar Heart and Vascular Institute, MedStar Health, and Georgetown University School of Medicine - both in Washington, DC (F.H.S.); the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - both in Japan; the Department of Clinical Research and Epidemiology, Comprehensive Heart Failure Center, University Hospital Würzburg, and the Department of Medicine I, University Hospital Würzburg, Würzburg (C.M.), and the Division of Cardiovascular Imaging, University Hospital Münster, Münster (A.Y.) - both in Germany; the Department of Internal Medicine and Hematology, Semmelweis University, Budapest, Hungary (Z.P.); the Department of Cardiology, University Health Network of Toronto, Toronto (D.D.); University Medical Center Groningen, University of Groningen, Groningen, the Netherlands (P.V.M.); the Victor Chang Cardiac Research Institute, the Cardiology Department, St. Vincent's Hospital, and the School of Clinical Medicine, University of New South Wales - all in Sydney (A.J.); the Department of Cardiology, Hôpital Universitaire de Bruxelles-Hôpital Erasme, Université Libre de Bruxelles, Brussels (A.B.); the Department of Medicine, Heart Vascular Stroke Institute, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea (D.K.); the Cardiology Department, Hospital Senhora da Oliveira-Guimarães, Guimarães, and the School of Medicine, University of Minho, Braga - both in Portugal (O.A.); the Department of Cardiology, Aarhus University Hospital, Aarhus, Denmark (S.H.P.); the Division of Translational Cardiology and Clinical Registries, Institute of Heart Diseases, Wrocław Medical University, Wrocław, Poland (E.A.J.); Alnylam Pharmaceuticals, Cambridge, MA (A.S., P.P.G., K.L.B., E.Y., N.S., L.Y., J.C., S.A.E., J.V.); and Columbia University Irving Medical Center, New York (M.S.M.).; Algalarrondo V; From the National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital (M.F., J.D.G.), and Richmond Pharmacology (J.T.), London, and the Institute of Cardiovascular and Medical Sciences, British Heart Foundation Glasgow Cardiovascular Research Centre, Glasgow (M.C.P.) - all in the United Kingdom; Boston University School of Medicine (J.L.B.) and the Cardiovascular Division, Brigham and Women's Hospital (S.D.S.) - both in Boston; the Division of Cardiovascular Medicine, Stanford University School of Medicine, Stanford, CA (R.M.W.); the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Division of Cardiology, Penn Presbyterian Medical Center, University of Pennsylvania Health System, Philadelphia (B.D.); the Cardiology Department and French National Reference Centre for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor, Assistance Publique-Hôpitaux de Paris (AP-HP), and Institut Mondor de Recherche Biomédicale, INSERM, Université Paris Est Creteil, Creteil (T.D.), and the Department of Cardiology, French National Reference Center for Cardiac Amyloidosis, Bichat University Hospital, AP-HP, Paris (V.A.) - all in France; the Department of Cardiology, Hospital Universitario Puerta de Hierro Majadahonda, Health Research Institute of the Puerta de Hierro Majadahonda-Segovia, Centro de Investigación Biomédica en Red Enfermedades Cardiovasculares (CIBER-CV), and Centro Nacional de Investigaciones Cardiovasculares (P.G.-P.), and CIBER-CV (J.G.-C.), Madrid, and the Department of Cardiology, Hospital Universitari de Bellvitge, Instituto de Investigación Biomédica de Bellvitge, and Universitat de Barcelona, Barcelona (J.G.-C.) - all in Spain; MedStar Heart and Vascular Institute, MedStar Health, and Georgetown University School of Medicine - both in Washington, DC (F.H.S.); the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - both in Japan; the Department of Clinical Research and Epidemiology, Comprehensive Heart Failure Center, University Hospital Würzburg, and the Department of Medicine I, University Hospital Würzburg, Würzburg (C.M.), and the Division of Cardiovascular Imaging, University Hospital Münster, Münster (A.Y.) - both in Germany; the Department of Internal Medicine and Hematology, Semmelweis University, Budapest, Hungary (Z.P.); the Department of Cardiology, University Health Network of Toronto, Toronto (D.D.); University Medical Center Groningen, University of Groningen, Groningen, the Netherlands (P.V.M.); the Victor Chang Cardiac Research Institute, the Cardiology Department, St. Vincent's Hospital, and the School of Clinical Medicine, University of New South Wales - all in Sydney (A.J.); the Department of Cardiology, Hôpital Universitaire de Bruxelles-Hôpital Erasme, Université Libre de Bruxelles, Brussels (A.B.); the Department of Medicine, Heart Vascular Stroke Institute, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea (D.K.); the Cardiology Department, Hospital Senhora da Oliveira-Guimarães, Guimarães, and the School of Medicine, University of Minho, Braga - both in Portugal (O.A.); the Department of Cardiology, Aarhus University Hospital, Aarhus, Denmark (S.H.P.); the Division of Translational Cardiology and Clinical Registries, Institute of Heart Diseases, Wrocław Medical University, Wrocław, Poland (E.A.J.); Alnylam Pharmaceuticals, Cambridge, MA (A.S., P.P.G., K.L.B., E.Y., N.S., L.Y., J.C., S.A.E., J.V.); and Columbia University Irving Medical Center, New York (M.S.M.).; Slugg A; From the National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital (M.F., J.D.G.), and Richmond Pharmacology (J.T.), London, and the Institute of Cardiovascular and Medical Sciences, British Heart Foundation Glasgow Cardiovascular Research Centre, Glasgow (M.C.P.) - all in the United Kingdom; Boston University School of Medicine (J.L.B.) and the Cardiovascular Division, Brigham and Women's Hospital (S.D.S.) - both in Boston; the Division of Cardiovascular Medicine, Stanford University School of Medicine, Stanford, CA (R.M.W.); the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Division of Cardiology, Penn Presbyterian Medical Center, University of Pennsylvania Health System, Philadelphia (B.D.); the Cardiology Department and French National Reference Centre for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor, Assistance Publique-Hôpitaux de Paris (AP-HP), and Institut Mondor de Recherche Biomédicale, INSERM, Université Paris Est Creteil, Creteil (T.D.), and the Department of Cardiology, French National Reference Center for Cardiac Amyloidosis, Bichat University Hospital, AP-HP, Paris (V.A.) - all in France; the Department of Cardiology, Hospital Universitario Puerta de Hierro Majadahonda, Health Research Institute of the Puerta de Hierro Majadahonda-Segovia, Centro de Investigación Biomédica en Red Enfermedades Cardiovasculares (CIBER-CV), and Centro Nacional de Investigaciones Cardiovasculares (P.G.-P.), and CIBER-CV (J.G.-C.), Madrid, and the Department of Cardiology, Hospital Universitari de Bellvitge, Instituto de Investigación Biomédica de Bellvitge, and Universitat de Barcelona, Barcelona (J.G.-C.) - all in Spain; MedStar Heart and Vascular Institute, MedStar Health, and Georgetown University School of Medicine - both in Washington, DC (F.H.S.); the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - both in Japan; the Department of Clinical Research and Epidemiology, Comprehensive Heart Failure Center, University Hospital Würzburg, and the Department of Medicine I, University Hospital Würzburg, Würzburg (C.M.), and the Division of Cardiovascular Imaging, University Hospital Münster, Münster (A.Y.) - both in Germany; the Department of Internal Medicine and Hematology, Semmelweis University, Budapest, Hungary (Z.P.); the Department of Cardiology, University Health Network of Toronto, Toronto (D.D.); University Medical Center Groningen, University of Groningen, Groningen, the Netherlands (P.V.M.); the Victor Chang Cardiac Research Institute, the Cardiology Department, St. Vincent's Hospital, and the School of Clinical Medicine, University of New South Wales - all in Sydney (A.J.); the Department of Cardiology, Hôpital Universitaire de Bruxelles-Hôpital Erasme, Université Libre de Bruxelles, Brussels (A.B.); the Department of Medicine, Heart Vascular Stroke Institute, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea (D.K.); the Cardiology Department, Hospital Senhora da Oliveira-Guimarães, Guimarães, and the School of Medicine, University of Minho, Braga - both in Portugal (O.A.); the Department of Cardiology, Aarhus University Hospital, Aarhus, Denmark (S.H.P.); the Division of Translational Cardiology and Clinical Registries, Institute of Heart Diseases, Wrocław Medical University, Wrocław, Poland (E.A.J.); Alnylam Pharmaceuticals, Cambridge, MA (A.S., P.P.G., K.L.B., E.Y., N.S., L.Y., J.C., S.A.E., J.V.); and Columbia University Irving Medical Center, New York (M.S.M.).; Garg PP; From the National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital (M.F., J.D.G.), and Richmond Pharmacology (J.T.), London, and the Institute of Cardiovascular and Medical Sciences, British Heart Foundation Glasgow Cardiovascular Research Centre, Glasgow (M.C.P.) - all in the United Kingdom; Boston University School of Medicine (J.L.B.) and the Cardiovascular Division, Brigham and Women's Hospital (S.D.S.) - both in Boston; the Division of Cardiovascular Medicine, Stanford University School of Medicine, Stanford, CA (R.M.W.); the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Division of Cardiology, Penn Presbyterian Medical Center, University of Pennsylvania Health System, Philadelphia (B.D.); the Cardiology Department and French National Reference Centre for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor, Assistance Publique-Hôpitaux de Paris (AP-HP), and Institut Mondor de Recherche Biomédicale, INSERM, Université Paris Est Creteil, Creteil (T.D.), and the Department of Cardiology, French National Reference Center for Cardiac Amyloidosis, Bichat University Hospital, AP-HP, Paris (V.A.) - all in France; the Department of Cardiology, Hospital Universitario Puerta de Hierro Majadahonda, Health Research Institute of the Puerta de Hierro Majadahonda-Segovia, Centro de Investigación Biomédica en Red Enfermedades Cardiovasculares (CIBER-CV), and Centro Nacional de Investigaciones Cardiovasculares (P.G.-P.), and CIBER-CV (J.G.-C.), Madrid, and the Department of Cardiology, Hospital Universitari de Bellvitge, Instituto de Investigación Biomédica de Bellvitge, and Universitat de Barcelona, Barcelona (J.G.-C.) - all in Spain; MedStar Heart and Vascular Institute, MedStar Health, and Georgetown University School of Medicine - both in Washington, DC (F.H.S.); the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - both in Japan; the Department of Clinical Research and Epidemiology, Comprehensive Heart Failure Center, University Hospital Würzburg, and the Department of Medicine I, University Hospital Würzburg, Würzburg (C.M.), and the Division of Cardiovascular Imaging, University Hospital Münster, Münster (A.Y.) - both in Germany; the Department of Internal Medicine and Hematology, Semmelweis University, Budapest, Hungary (Z.P.); the Department of Cardiology, University Health Network of Toronto, Toronto (D.D.); University Medical Center Groningen, University of Groningen, Groningen, the Netherlands (P.V.M.); the Victor Chang Cardiac Research Institute, the Cardiology Department, St. Vincent's Hospital, and the School of Clinical Medicine, University of New South Wales - all in Sydney (A.J.); the Department of Cardiology, Hôpital Universitaire de Bruxelles-Hôpital Erasme, Université Libre de Bruxelles, Brussels (A.B.); the Department of Medicine, Heart Vascular Stroke Institute, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea (D.K.); the Cardiology Department, Hospital Senhora da Oliveira-Guimarães, Guimarães, and the School of Medicine, University of Minho, Braga - both in Portugal (O.A.); the Department of Cardiology, Aarhus University Hospital, Aarhus, Denmark (S.H.P.); the Division of Translational Cardiology and Clinical Registries, Institute of Heart Diseases, Wrocław Medical University, Wrocław, Poland (E.A.J.); Alnylam Pharmaceuticals, Cambridge, MA (A.S., P.P.G., K.L.B., E.Y., N.S., L.Y., J.C., S.A.E., J.V.); and Columbia University Irving Medical Center, New York (M.S.M.).; Boyle KL; From the National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital (M.F., J.D.G.), and Richmond Pharmacology (J.T.), London, and the Institute of Cardiovascular and Medical Sciences, British Heart Foundation Glasgow Cardiovascular Research Centre, Glasgow (M.C.P.) - all in the United Kingdom; Boston University School of Medicine (J.L.B.) and the Cardiovascular Division, Brigham and Women's Hospital (S.D.S.) - both in Boston; the Division of Cardiovascular Medicine, Stanford University School of Medicine, Stanford, CA (R.M.W.); the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Division of Cardiology, Penn Presbyterian Medical Center, University of Pennsylvania Health System, Philadelphia (B.D.); the Cardiology Department and French National Reference Centre for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor, Assistance Publique-Hôpitaux de Paris (AP-HP), and Institut Mondor de Recherche Biomédicale, INSERM, Université Paris Est Creteil, Creteil (T.D.), and the Department of Cardiology, French National Reference Center for Cardiac Amyloidosis, Bichat University Hospital, AP-HP, Paris (V.A.) - all in France; the Department of Cardiology, Hospital Universitario Puerta de Hierro Majadahonda, Health Research Institute of the Puerta de Hierro Majadahonda-Segovia, Centro de Investigación Biomédica en Red Enfermedades Cardiovasculares (CIBER-CV), and Centro Nacional de Investigaciones Cardiovasculares (P.G.-P.), and CIBER-CV (J.G.-C.), Madrid, and the Department of Cardiology, Hospital Universitari de Bellvitge, Instituto de Investigación Biomédica de Bellvitge, and Universitat de Barcelona, Barcelona (J.G.-C.) - all in Spain; MedStar Heart and Vascular Institute, MedStar Health, and Georgetown University School of Medicine - both in Washington, DC (F.H.S.); the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - both in Japan; the Department of Clinical Research and Epidemiology, Comprehensive Heart Failure Center, University Hospital Würzburg, and the Department of Medicine I, University Hospital Würzburg, Würzburg (C.M.), and the Division of Cardiovascular Imaging, University Hospital Münster, Münster (A.Y.) - both in Germany; the Department of Internal Medicine and Hematology, Semmelweis University, Budapest, Hungary (Z.P.); the Department of Cardiology, University Health Network of Toronto, Toronto (D.D.); University Medical Center Groningen, University of Groningen, Groningen, the Netherlands (P.V.M.); the Victor Chang Cardiac Research Institute, the Cardiology Department, St. Vincent's Hospital, and the School of Clinical Medicine, University of New South Wales - all in Sydney (A.J.); the Department of Cardiology, Hôpital Universitaire de Bruxelles-Hôpital Erasme, Université Libre de Bruxelles, Brussels (A.B.); the Department of Medicine, Heart Vascular Stroke Institute, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea (D.K.); the Cardiology Department, Hospital Senhora da Oliveira-Guimarães, Guimarães, and the School of Medicine, University of Minho, Braga - both in Portugal (O.A.); the Department of Cardiology, Aarhus University Hospital, Aarhus, Denmark (S.H.P.); the Division of Translational Cardiology and Clinical Registries, Institute of Heart Diseases, Wrocław Medical University, Wrocław, Poland (E.A.J.); Alnylam Pharmaceuticals, Cambridge, MA (A.S., P.P.G., K.L.B., E.Y., N.S., L.Y., J.C., S.A.E., J.V.); and Columbia University Irving Medical Center, New York (M.S.M.).; Yureneva E; From the National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital (M.F., J.D.G.), and Richmond Pharmacology (J.T.), London, and the Institute of Cardiovascular and Medical Sciences, British Heart Foundation Glasgow Cardiovascular Research Centre, Glasgow (M.C.P.) - all in the United Kingdom; Boston University School of Medicine (J.L.B.) and the Cardiovascular Division, Brigham and Women's Hospital (S.D.S.) - both in Boston; the Division of Cardiovascular Medicine, Stanford University School of Medicine, Stanford, CA (R.M.W.); the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Division of Cardiology, Penn Presbyterian Medical Center, University of Pennsylvania Health System, Philadelphia (B.D.); the Cardiology Department and French National Reference Centre for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor, Assistance Publique-Hôpitaux de Paris (AP-HP), and Institut Mondor de Recherche Biomédicale, INSERM, Université Paris Est Creteil, Creteil (T.D.), and the Department of Cardiology, French National Reference Center for Cardiac Amyloidosis, Bichat University Hospital, AP-HP, Paris (V.A.) - all in France; the Department of Cardiology, Hospital Universitario Puerta de Hierro Majadahonda, Health Research Institute of the Puerta de Hierro Majadahonda-Segovia, Centro de Investigación Biomédica en Red Enfermedades Cardiovasculares (CIBER-CV), and Centro Nacional de Investigaciones Cardiovasculares (P.G.-P.), and CIBER-CV (J.G.-C.), Madrid, and the Department of Cardiology, Hospital Universitari de Bellvitge, Instituto de Investigación Biomédica de Bellvitge, and Universitat de Barcelona, Barcelona (J.G.-C.) - all in Spain; MedStar Heart and Vascular Institute, MedStar Health, and Georgetown University School of Medicine - both in Washington, DC (F.H.S.); the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - both in Japan; the Department of Clinical Research and Epidemiology, Comprehensive Heart Failure Center, University Hospital Würzburg, and the Department of Medicine I, University Hospital Würzburg, Würzburg (C.M.), and the Division of Cardiovascular Imaging, University Hospital Münster, Münster (A.Y.) - both in Germany; the Department of Internal Medicine and Hematology, Semmelweis University, Budapest, Hungary (Z.P.); the Department of Cardiology, University Health Network of Toronto, Toronto (D.D.); University Medical Center Groningen, University of Groningen, Groningen, the Netherlands (P.V.M.); the Victor Chang Cardiac Research Institute, the Cardiology Department, St. Vincent's Hospital, and the School of Clinical Medicine, University of New South Wales - all in Sydney (A.J.); the Department of Cardiology, Hôpital Universitaire de Bruxelles-Hôpital Erasme, Université Libre de Bruxelles, Brussels (A.B.); the Department of Medicine, Heart Vascular Stroke Institute, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea (D.K.); the Cardiology Department, Hospital Senhora da Oliveira-Guimarães, Guimarães, and the School of Medicine, University of Minho, Braga - both in Portugal (O.A.); the Department of Cardiology, Aarhus University Hospital, Aarhus, Denmark (S.H.P.); the Division of Translational Cardiology and Clinical Registries, Institute of Heart Diseases, Wrocław Medical University, Wrocław, Poland (E.A.J.); Alnylam Pharmaceuticals, Cambridge, MA (A.S., P.P.G., K.L.B., E.Y., N.S., L.Y., J.C., S.A.E., J.V.); and Columbia University Irving Medical Center, New York (M.S.M.).; Silliman N; From the National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital (M.F., J.D.G.), and Richmond Pharmacology (J.T.), London, and the Institute of Cardiovascular and Medical Sciences, British Heart Foundation Glasgow Cardiovascular Research Centre, Glasgow (M.C.P.) - all in the United Kingdom; Boston University School of Medicine (J.L.B.) and the Cardiovascular Division, Brigham and Women's Hospital (S.D.S.) - both in Boston; the Division of Cardiovascular Medicine, Stanford University School of Medicine, Stanford, CA (R.M.W.); the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Division of Cardiology, Penn Presbyterian Medical Center, University of Pennsylvania Health System, Philadelphia (B.D.); the Cardiology Department and French National Reference Centre for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor, Assistance Publique-Hôpitaux de Paris (AP-HP), and Institut Mondor de Recherche Biomédicale, INSERM, Université Paris Est Creteil, Creteil (T.D.), and the Department of Cardiology, French National Reference Center for Cardiac Amyloidosis, Bichat University Hospital, AP-HP, Paris (V.A.) - all in France; the Department of Cardiology, Hospital Universitario Puerta de Hierro Majadahonda, Health Research Institute of the Puerta de Hierro Majadahonda-Segovia, Centro de Investigación Biomédica en Red Enfermedades Cardiovasculares (CIBER-CV), and Centro Nacional de Investigaciones Cardiovasculares (P.G.-P.), and CIBER-CV (J.G.-C.), Madrid, and the Department of Cardiology, Hospital Universitari de Bellvitge, Instituto de Investigación Biomédica de Bellvitge, and Universitat de Barcelona, Barcelona (J.G.-C.) - all in Spain; MedStar Heart and Vascular Institute, MedStar Health, and Georgetown University School of Medicine - both in Washington, DC (F.H.S.); the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - both in Japan; the Department of Clinical Research and Epidemiology, Comprehensive Heart Failure Center, University Hospital Würzburg, and the Department of Medicine I, University Hospital Würzburg, Würzburg (C.M.), and the Division of Cardiovascular Imaging, University Hospital Münster, Münster (A.Y.) - both in Germany; the Department of Internal Medicine and Hematology, Semmelweis University, Budapest, Hungary (Z.P.); the Department of Cardiology, University Health Network of Toronto, Toronto (D.D.); University Medical Center Groningen, University of Groningen, Groningen, the Netherlands (P.V.M.); the Victor Chang Cardiac Research Institute, the Cardiology Department, St. Vincent's Hospital, and the School of Clinical Medicine, University of New South Wales - all in Sydney (A.J.); the Department of Cardiology, Hôpital Universitaire de Bruxelles-Hôpital Erasme, Université Libre de Bruxelles, Brussels (A.B.); the Department of Medicine, Heart Vascular Stroke Institute, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea (D.K.); the Cardiology Department, Hospital Senhora da Oliveira-Guimarães, Guimarães, and the School of Medicine, University of Minho, Braga - both in Portugal (O.A.); the Department of Cardiology, Aarhus University Hospital, Aarhus, Denmark (S.H.P.); the Division of Translational Cardiology and Clinical Registries, Institute of Heart Diseases, Wrocław Medical University, Wrocław, Poland (E.A.J.); Alnylam Pharmaceuticals, Cambridge, MA (A.S., P.P.G., K.L.B., E.Y., N.S., L.Y., J.C., S.A.E., J.V.); and Columbia University Irving Medical Center, New York (M.S.M.).; Yang L; From the National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital (M.F., J.D.G.), and Richmond Pharmacology (J.T.), London, and the Institute of Cardiovascular and Medical Sciences, British Heart Foundation Glasgow Cardiovascular Research Centre, Glasgow (M.C.P.) - all in the United Kingdom; Boston University School of Medicine (J.L.B.) and the Cardiovascular Division, Brigham and Women's Hospital (S.D.S.) - both in Boston; the Division of Cardiovascular Medicine, Stanford University School of Medicine, Stanford, CA (R.M.W.); the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Division of Cardiology, Penn Presbyterian Medical Center, University of Pennsylvania Health System, Philadelphia (B.D.); the Cardiology Department and French National Reference Centre for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor, Assistance Publique-Hôpitaux de Paris (AP-HP), and Institut Mondor de Recherche Biomédicale, INSERM, Université Paris Est Creteil, Creteil (T.D.), and the Department of Cardiology, French National Reference Center for Cardiac Amyloidosis, Bichat University Hospital, AP-HP, Paris (V.A.) - all in France; the Department of Cardiology, Hospital Universitario Puerta de Hierro Majadahonda, Health Research Institute of the Puerta de Hierro Majadahonda-Segovia, Centro de Investigación Biomédica en Red Enfermedades Cardiovasculares (CIBER-CV), and Centro Nacional de Investigaciones Cardiovasculares (P.G.-P.), and CIBER-CV (J.G.-C.), Madrid, and the Department of Cardiology, Hospital Universitari de Bellvitge, Instituto de Investigación Biomédica de Bellvitge, and Universitat de Barcelona, Barcelona (J.G.-C.) - all in Spain; MedStar Heart and Vascular Institute, MedStar Health, and Georgetown University School of Medicine - both in Washington, DC (F.H.S.); the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - both in Japan; the Department of Clinical Research and Epidemiology, Comprehensive Heart Failure Center, University Hospital Würzburg, and the Department of Medicine I, University Hospital Würzburg, Würzburg (C.M.), and the Division of Cardiovascular Imaging, University Hospital Münster, Münster (A.Y.) - both in Germany; the Department of Internal Medicine and Hematology, Semmelweis University, Budapest, Hungary (Z.P.); the Department of Cardiology, University Health Network of Toronto, Toronto (D.D.); University Medical Center Groningen, University of Groningen, Groningen, the Netherlands (P.V.M.); the Victor Chang Cardiac Research Institute, the Cardiology Department, St. Vincent's Hospital, and the School of Clinical Medicine, University of New South Wales - all in Sydney (A.J.); the Department of Cardiology, Hôpital Universitaire de Bruxelles-Hôpital Erasme, Université Libre de Bruxelles, Brussels (A.B.); the Department of Medicine, Heart Vascular Stroke Institute, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea (D.K.); the Cardiology Department, Hospital Senhora da Oliveira-Guimarães, Guimarães, and the School of Medicine, University of Minho, Braga - both in Portugal (O.A.); the Department of Cardiology, Aarhus University Hospital, Aarhus, Denmark (S.H.P.); the Division of Translational Cardiology and Clinical Registries, Institute of Heart Diseases, Wrocław Medical University, Wrocław, Poland (E.A.J.); Alnylam Pharmaceuticals, Cambridge, MA (A.S., P.P.G., K.L.B., E.Y., N.S., L.Y., J.C., S.A.E., J.V.); and Columbia University Irving Medical Center, New York (M.S.M.).; Chen J; From the National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital (M.F., J.D.G.), and Richmond Pharmacology (J.T.), London, and the Institute of Cardiovascular and Medical Sciences, British Heart Foundation Glasgow Cardiovascular Research Centre, Glasgow (M.C.P.) - all in the United Kingdom; Boston University School of Medicine (J.L.B.) and the Cardiovascular Division, Brigham and Women's Hospital (S.D.S.) - both in Boston; the Division of Cardiovascular Medicine, Stanford University School of Medicine, Stanford, CA (R.M.W.); the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Division of Cardiology, Penn Presbyterian Medical Center, University of Pennsylvania Health System, Philadelphia (B.D.); the Cardiology Department and French National Reference Centre for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor, Assistance Publique-Hôpitaux de Paris (AP-HP), and Institut Mondor de Recherche Biomédicale, INSERM, Université Paris Est Creteil, Creteil (T.D.), and the Department of Cardiology, French National Reference Center for Cardiac Amyloidosis, Bichat University Hospital, AP-HP, Paris (V.A.) - all in France; the Department of Cardiology, Hospital Universitario Puerta de Hierro Majadahonda, Health Research Institute of the Puerta de Hierro Majadahonda-Segovia, Centro de Investigación Biomédica en Red Enfermedades Cardiovasculares (CIBER-CV), and Centro Nacional de Investigaciones Cardiovasculares (P.G.-P.), and CIBER-CV (J.G.-C.), Madrid, and the Department of Cardiology, Hospital Universitari de Bellvitge, Instituto de Investigación Biomédica de Bellvitge, and Universitat de Barcelona, Barcelona (J.G.-C.) - all in Spain; MedStar Heart and Vascular Institute, MedStar Health, and Georgetown University School of Medicine - both in Washington, DC (F.H.S.); the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - both in Japan; the Department of Clinical Research and Epidemiology, Comprehensive Heart Failure Center, University Hospital Würzburg, and the Department of Medicine I, University Hospital Würzburg, Würzburg (C.M.), and the Division of Cardiovascular Imaging, University Hospital Münster, Münster (A.Y.) - both in Germany; the Department of Internal Medicine and Hematology, Semmelweis University, Budapest, Hungary (Z.P.); the Department of Cardiology, University Health Network of Toronto, Toronto (D.D.); University Medical Center Groningen, University of Groningen, Groningen, the Netherlands (P.V.M.); the Victor Chang Cardiac Research Institute, the Cardiology Department, St. Vincent's Hospital, and the School of Clinical Medicine, University of New South Wales - all in Sydney (A.J.); the Department of Cardiology, Hôpital Universitaire de Bruxelles-Hôpital Erasme, Université Libre de Bruxelles, Brussels (A.B.); the Department of Medicine, Heart Vascular Stroke Institute, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea (D.K.); the Cardiology Department, Hospital Senhora da Oliveira-Guimarães, Guimarães, and the School of Medicine, University of Minho, Braga - both in Portugal (O.A.); the Department of Cardiology, Aarhus University Hospital, Aarhus, Denmark (S.H.P.); the Division of Translational Cardiology and Clinical Registries, Institute of Heart Diseases, Wrocław Medical University, Wrocław, Poland (E.A.J.); Alnylam Pharmaceuticals, Cambridge, MA (A.S., P.P.G., K.L.B., E.Y., N.S., L.Y., J.C., S.A.E., J.V.); and Columbia University Irving Medical Center, New York (M.S.M.).; Eraly SA; From the National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital (M.F., J.D.G.), and Richmond Pharmacology (J.T.), London, and the Institute of Cardiovascular and Medical Sciences, British Heart Foundation Glasgow Cardiovascular Research Centre, Glasgow (M.C.P.) - all in the United Kingdom; Boston University School of Medicine (J.L.B.) and the Cardiovascular Division, Brigham and Women's Hospital (S.D.S.) - both in Boston; the Division of Cardiovascular Medicine, Stanford University School of Medicine, Stanford, CA (R.M.W.); the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Division of Cardiology, Penn Presbyterian Medical Center, University of Pennsylvania Health System, Philadelphia (B.D.); the Cardiology Department and French National Reference Centre for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor, Assistance Publique-Hôpitaux de Paris (AP-HP), and Institut Mondor de Recherche Biomédicale, INSERM, Université Paris Est Creteil, Creteil (T.D.), and the Department of Cardiology, French National Reference Center for Cardiac Amyloidosis, Bichat University Hospital, AP-HP, Paris (V.A.) - all in France; the Department of Cardiology, Hospital Universitario Puerta de Hierro Majadahonda, Health Research Institute of the Puerta de Hierro Majadahonda-Segovia, Centro de Investigación Biomédica en Red Enfermedades Cardiovasculares (CIBER-CV), and Centro Nacional de Investigaciones Cardiovasculares (P.G.-P.), and CIBER-CV (J.G.-C.), Madrid, and the Department of Cardiology, Hospital Universitari de Bellvitge, Instituto de Investigación Biomédica de Bellvitge, and Universitat de Barcelona, Barcelona (J.G.-C.) - all in Spain; MedStar Heart and Vascular Institute, MedStar Health, and Georgetown University School of Medicine - both in Washington, DC (F.H.S.); the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - both in Japan; the Department of Clinical Research and Epidemiology, Comprehensive Heart Failure Center, University Hospital Würzburg, and the Department of Medicine I, University Hospital Würzburg, Würzburg (C.M.), and the Division of Cardiovascular Imaging, University Hospital Münster, Münster (A.Y.) - both in Germany; the Department of Internal Medicine and Hematology, Semmelweis University, Budapest, Hungary (Z.P.); the Department of Cardiology, University Health Network of Toronto, Toronto (D.D.); University Medical Center Groningen, University of Groningen, Groningen, the Netherlands (P.V.M.); the Victor Chang Cardiac Research Institute, the Cardiology Department, St. Vincent's Hospital, and the School of Clinical Medicine, University of New South Wales - all in Sydney (A.J.); the Department of Cardiology, Hôpital Universitaire de Bruxelles-Hôpital Erasme, Université Libre de Bruxelles, Brussels (A.B.); the Department of Medicine, Heart Vascular Stroke Institute, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea (D.K.); the Cardiology Department, Hospital Senhora da Oliveira-Guimarães, Guimarães, and the School of Medicine, University of Minho, Braga - both in Portugal (O.A.); the Department of Cardiology, Aarhus University Hospital, Aarhus, Denmark (S.H.P.); the Division of Translational Cardiology and Clinical Registries, Institute of Heart Diseases, Wrocław Medical University, Wrocław, Poland (E.A.J.); Alnylam Pharmaceuticals, Cambridge, MA (A.S., P.P.G., K.L.B., E.Y., N.S., L.Y., J.C., S.A.E., J.V.); and Columbia University Irving Medical Center, New York (M.S.M.).; Vest J; From the National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital (M.F., J.D.G.), and Richmond Pharmacology (J.T.), London, and the Institute of Cardiovascular and Medical Sciences, British Heart Foundation Glasgow Cardiovascular Research Centre, Glasgow (M.C.P.) - all in the United Kingdom; Boston University School of Medicine (J.L.B.) and the Cardiovascular Division, Brigham and Women's Hospital (S.D.S.) - both in Boston; the Division of Cardiovascular Medicine, Stanford University School of Medicine, Stanford, CA (R.M.W.); the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Division of Cardiology, Penn Presbyterian Medical Center, University of Pennsylvania Health System, Philadelphia (B.D.); the Cardiology Department and French National Reference Centre for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor, Assistance Publique-Hôpitaux de Paris (AP-HP), and Institut Mondor de Recherche Biomédicale, INSERM, Université Paris Est Creteil, Creteil (T.D.), and the Department of Cardiology, French National Reference Center for Cardiac Amyloidosis, Bichat University Hospital, AP-HP, Paris (V.A.) - all in France; the Department of Cardiology, Hospital Universitario Puerta de Hierro Majadahonda, Health Research Institute of the Puerta de Hierro Majadahonda-Segovia, Centro de Investigación Biomédica en Red Enfermedades Cardiovasculares (CIBER-CV), and Centro Nacional de Investigaciones Cardiovasculares (P.G.-P.), and CIBER-CV (J.G.-C.), Madrid, and the Department of Cardiology, Hospital Universitari de Bellvitge, Instituto de Investigación Biomédica de Bellvitge, and Universitat de Barcelona, Barcelona (J.G.-C.) - all in Spain; MedStar Heart and Vascular Institute, MedStar Health, and Georgetown University School of Medicine - both in Washington, DC (F.H.S.); the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - both in Japan; the Department of Clinical Research and Epidemiology, Comprehensive Heart Failure Center, University Hospital Würzburg, and the Department of Medicine I, University Hospital Würzburg, Würzburg (C.M.), and the Division of Cardiovascular Imaging, University Hospital Münster, Münster (A.Y.) - both in Germany; the Department of Internal Medicine and Hematology, Semmelweis University, Budapest, Hungary (Z.P.); the Department of Cardiology, University Health Network of Toronto, Toronto (D.D.); University Medical Center Groningen, University of Groningen, Groningen, the Netherlands (P.V.M.); the Victor Chang Cardiac Research Institute, the Cardiology Department, St. Vincent's Hospital, and the School of Clinical Medicine, University of New South Wales - all in Sydney (A.J.); the Department of Cardiology, Hôpital Universitaire de Bruxelles-Hôpital Erasme, Université Libre de Bruxelles, Brussels (A.B.); the Department of Medicine, Heart Vascular Stroke Institute, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea (D.K.); the Cardiology Department, Hospital Senhora da Oliveira-Guimarães, Guimarães, and the School of Medicine, University of Minho, Braga - both in Portugal (O.A.); the Department of Cardiology, Aarhus University Hospital, Aarhus, Denmark (S.H.P.); the Division of Translational Cardiology and Clinical Registries, Institute of Heart Diseases, Wrocław Medical University, Wrocław, Poland (E.A.J.); Alnylam Pharmaceuticals, Cambridge, MA (A.S., P.P.G., K.L.B., E.Y., N.S., L.Y., J.C., S.A.E., J.V.); and Columbia University Irving Medical Center, New York (M.S.M.).; Maurer MS; From the National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital (M.F., J.D.G.), and Richmond Pharmacology (J.T.), London, and the Institute of Cardiovascular and Medical Sciences, British Heart Foundation Glasgow Cardiovascular Research Centre, Glasgow (M.C.P.) - all in the United Kingdom; Boston University School of Medicine (J.L.B.) and the Cardiovascular Division, Brigham and Women's Hospital (S.D.S.) - both in Boston; the Division of Cardiovascular Medicine, Stanford University School of Medicine, Stanford, CA (R.M.W.); the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Division of Cardiology, Penn Presbyterian Medical Center, University of Pennsylvania Health System, Philadelphia (B.D.); the Cardiology Department and French National Reference Centre for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor, Assistance Publique-Hôpitaux de Paris (AP-HP), and Institut Mondor de Recherche Biomédicale, INSERM, Université Paris Est Creteil, Creteil (T.D.), and the Department of Cardiology, French National Reference Center for Cardiac Amyloidosis, Bichat University Hospital, AP-HP, Paris (V.A.) - all in France; the Department of Cardiology, Hospital Universitario Puerta de Hierro Majadahonda, Health Research Institute of the Puerta de Hierro Majadahonda-Segovia, Centro de Investigación Biomédica en Red Enfermedades Cardiovasculares (CIBER-CV), and Centro Nacional de Investigaciones Cardiovasculares (P.G.-P.), and CIBER-CV (J.G.-C.), Madrid, and the Department of Cardiology, Hospital Universitari de Bellvitge, Instituto de Investigación Biomédica de Bellvitge, and Universitat de Barcelona, Barcelona (J.G.-C.) - all in Spain; MedStar Heart and Vascular Institute, MedStar Health, and Georgetown University School of Medicine - both in Washington, DC (F.H.S.); the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - both in Japan; the Department of Clinical Research and Epidemiology, Comprehensive Heart Failure Center, University Hospital Würzburg, and the Department of Medicine I, University Hospital Würzburg, Würzburg (C.M.), and the Division of Cardiovascular Imaging, University Hospital Münster, Münster (A.Y.) - both in Germany; the Department of Internal Medicine and Hematology, Semmelweis University, Budapest, Hungary (Z.P.); the Department of Cardiology, University Health Network of Toronto, Toronto (D.D.); University Medical Center Groningen, University of Groningen, Groningen, the Netherlands (P.V.M.); the Victor Chang Cardiac Research Institute, the Cardiology Department, St. Vincent's Hospital, and the School of Clinical Medicine, University of New South Wales - all in Sydney (A.J.); the Department of Cardiology, Hôpital Universitaire de Bruxelles-Hôpital Erasme, Université Libre de Bruxelles, Brussels (A.B.); the Department of Medicine, Heart Vascular Stroke Institute, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea (D.K.); the Cardiology Department, Hospital Senhora da Oliveira-Guimarães, Guimarães, and the School of Medicine, University of Minho, Braga - both in Portugal (O.A.); the Department of Cardiology, Aarhus University Hospital, Aarhus, Denmark (S.H.P.); the Division of Translational Cardiology and Clinical Registries, Institute of Heart Diseases, Wrocław Medical University, Wrocław, Poland (E.A.J.); Alnylam Pharmaceuticals, Cambridge, MA (A.S., P.P.G., K.L.B., E.Y., N.S., L.Y., J.C., S.A.E., J.V.); and Columbia University Irving Medical Center, New York (M.S.M.).

Publisher: Massachusetts Medical Society Country of Publication: United States NLM ID: 0255562 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1533-4406 (Electronic) Linking ISSN: 00284793 NLM ISO Abbreviation: N Engl J Med Subsets: MEDLINE

Ferrante M; Department of Gastroenterology and Hepatology, University Hospitals Leuven, KU Leuven, Leuven, Belgium. Electronic address: marc.ferrante@uzleuven.be.; D'Haens G; Inflammatory Bowel Disease Centre, Amsterdam University Medical Center, Amsterdam, Netherlands.; Jairath V; Department of Medicine, Division of Gastroenterology, Western University, London, ON, Canada.; Danese S; Gastroenterology and Gastrointestinal Endoscopy Unit, Vita-Salute San Raffaele University and IRCCS San Raffaele Hospital, Milan, Italy.; Chen M; Division of Gastroenterology, First Affiliated Hospital of Sun Yat-sen University, Guangzhou, China.; Ghosh S; APC Microbiome Ireland, College of Medicine and Health, University College Cork, Cork, Ireland.; Hisamatsu T; Department of Gastroenterology and Hepatology, Kyorin University School of Medicine, Tokyo, Japan.; Kierkus J; Department of Gastroenterology, Hepatology, Feeding Disorders and Pediatrics, The Children's Memorial Health Institute, Warsaw, Poland.; Siegmund B; Department of Gastroenterology, Infectious Diseases and Rheumatology, Charité - Universitätsmedizin Berlin, Berlin, Corporate Member of Freie Universität Berlin, Humboldt-Universität zu Berlin, Germany.; Bragg SM; Eli Lilly and Company, Indianapolis, IN, USA.; Crandall W; Eli Lilly and Company, Indianapolis, IN, USA.; Durand F; Eli Lilly and Company, Indianapolis, IN, USA.; Hon E; Eli Lilly and Company, Indianapolis, IN, USA.; Lin Z; Eli Lilly and Company, Indianapolis, IN, USA.; Lopes MU; Eli Lilly and Company, Indianapolis, IN, USA.; Morris N; Eli Lilly and Company, Indianapolis, IN, USA.; Protic M; Eli Lilly and Company, Indianapolis, IN, USA.; Carlier H; Eli Lilly and Company, Indianapolis, IN, USA.; Sands BE; Dr Henry D Janowitz Division of Gastroenterology, Icahn School of Medicine at Mount Sinai, New York, NY, USA.

Publisher: Elsevier Country of Publication: England NLM ID: 2985213R Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1474-547X (Electronic) Linking ISSN: 01406736 NLM ISO Abbreviation: Lancet Subsets: MEDLINE

Maurer MS; From Columbia University Irving Medical Center (M.S.M.) and Grossman School of Medicine, NYU Langone (A.G.-D.) - both in New York; the Center for Advanced Heart and Lung Disease, Baylor University Medical Center (P.K., R.L.G.), Baylor Scott & White Research Institute, and Texas A&M Health Science Center, Dallas (R.L.G.), and TCU School of Medicine, Fort Worth (R.L.G.) - all in Texas; the National Amyloidosis Centre, UCL, Division of Medicine, Royal Free Hospital, London (M.F., J.D.G.); Boston University School of Medicine (J.L.B.), the Cardiovascular Division, Brigham and Women's Hospital (S.D.S., M.D.C.), and the Division of Nuclear Medicine and Molecular Imaging, Brigham and Women's Hospital, Harvard Medical School (M.D.C.), Boston, and Alnylam Pharmaceuticals, Cambridge (P.B., M.T.W., J.C., E.Y., M.T.S., P.Y.J., P.P.G., J.V.) - all in Massachusetts; the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Department of Cardiology, Rigshospitalet, University of Copenhagen, Copenhagen (F.G.), and the Department of Cardiology, Aarhus University Hospital, Aarhus (S.H.P.) - both in Denmark; the Division of Cardiovascular Medicine, Department of Medicine, Vanderbilt University Medical Center, Nashville (R.R.H.); the Cardiology Department and French National Reference Center for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor Assistance Publique-Hôpitaux de Paris, and IMRB, INSERM, Université Paris Est Creteil, Creteil (T.D.), and INSERM, LTSI UMR 1099, Centre Hospitalier Universitaire de Rennes, Rennes (E.D.) - both in France; Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán, México City (A.G.-D.); the Department of Medicine, University of Chicago, Chicago (N.S.); the Department of Medicine (Neurology and Rheumatology), Shinshu University School of Medicine, Matsumoto (Y.S.), the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - all in Japan; Westmead Amyloidosis Service, Westmead Hospital, Sydney (M.S.T.); the Department of Cardiology, Institute for Clinical and Experimental Medicine (M.K.), and the 2nd Department of Medicine, Department of Cardiovascular Medicine, First Faculty of Medicine, Charles University in Prague and General University Hospital in Prague (T.P.) - both in Prague, Czech Republic; the Heart Vascular and Thoracic Institute, Cleveland Clinic, Cleveland (W.H.W.T.); Taipei Veterans General Hospital and National Yang Ming Chiao Tung University, Taipei, Taiwan (W.-C.Y.); Amyloidosis Research & Treatment Center, Fondazione IRCCS Policlinico San Matteo di Pavia, Pavia (L.O.), the Department of Medical and Surgical Sciences, University of Bologna, and the Cardiology Unit, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Bologna (I.D.), and the Department of Clinical and Experimental Medicine, Careggi University Hospital, Florence (F.P.) - all in Italy; and Unidade de Pesquisa Clínica-UPC, Hospital Das Clinicas da Faculdade de Medicina de Ribeirão Preto-USP (M.S.), and Instituto do Coração-HCFMUSP (F.F.) - both in São Paulo.; Kale P; From Columbia University Irving Medical Center (M.S.M.) and Grossman School of Medicine, NYU Langone (A.G.-D.) - both in New York; the Center for Advanced Heart and Lung Disease, Baylor University Medical Center (P.K., R.L.G.), Baylor Scott & White Research Institute, and Texas A&M Health Science Center, Dallas (R.L.G.), and TCU School of Medicine, Fort Worth (R.L.G.) - all in Texas; the National Amyloidosis Centre, UCL, Division of Medicine, Royal Free Hospital, London (M.F., J.D.G.); Boston University School of Medicine (J.L.B.), the Cardiovascular Division, Brigham and Women's Hospital (S.D.S., M.D.C.), and the Division of Nuclear Medicine and Molecular Imaging, Brigham and Women's Hospital, Harvard Medical School (M.D.C.), Boston, and Alnylam Pharmaceuticals, Cambridge (P.B., M.T.W., J.C., E.Y., M.T.S., P.Y.J., P.P.G., J.V.) - all in Massachusetts; the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Department of Cardiology, Rigshospitalet, University of Copenhagen, Copenhagen (F.G.), and the Department of Cardiology, Aarhus University Hospital, Aarhus (S.H.P.) - both in Denmark; the Division of Cardiovascular Medicine, Department of Medicine, Vanderbilt University Medical Center, Nashville (R.R.H.); the Cardiology Department and French National Reference Center for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor Assistance Publique-Hôpitaux de Paris, and IMRB, INSERM, Université Paris Est Creteil, Creteil (T.D.), and INSERM, LTSI UMR 1099, Centre Hospitalier Universitaire de Rennes, Rennes (E.D.) - both in France; Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán, México City (A.G.-D.); the Department of Medicine, University of Chicago, Chicago (N.S.); the Department of Medicine (Neurology and Rheumatology), Shinshu University School of Medicine, Matsumoto (Y.S.), the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - all in Japan; Westmead Amyloidosis Service, Westmead Hospital, Sydney (M.S.T.); the Department of Cardiology, Institute for Clinical and Experimental Medicine (M.K.), and the 2nd Department of Medicine, Department of Cardiovascular Medicine, First Faculty of Medicine, Charles University in Prague and General University Hospital in Prague (T.P.) - both in Prague, Czech Republic; the Heart Vascular and Thoracic Institute, Cleveland Clinic, Cleveland (W.H.W.T.); Taipei Veterans General Hospital and National Yang Ming Chiao Tung University, Taipei, Taiwan (W.-C.Y.); Amyloidosis Research & Treatment Center, Fondazione IRCCS Policlinico San Matteo di Pavia, Pavia (L.O.), the Department of Medical and Surgical Sciences, University of Bologna, and the Cardiology Unit, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Bologna (I.D.), and the Department of Clinical and Experimental Medicine, Careggi University Hospital, Florence (F.P.) - all in Italy; and Unidade de Pesquisa Clínica-UPC, Hospital Das Clinicas da Faculdade de Medicina de Ribeirão Preto-USP (M.S.), and Instituto do Coração-HCFMUSP (F.F.) - both in São Paulo.; Fontana M; From Columbia University Irving Medical Center (M.S.M.) and Grossman School of Medicine, NYU Langone (A.G.-D.) - both in New York; the Center for Advanced Heart and Lung Disease, Baylor University Medical Center (P.K., R.L.G.), Baylor Scott & White Research Institute, and Texas A&M Health Science Center, Dallas (R.L.G.), and TCU School of Medicine, Fort Worth (R.L.G.) - all in Texas; the National Amyloidosis Centre, UCL, Division of Medicine, Royal Free Hospital, London (M.F., J.D.G.); Boston University School of Medicine (J.L.B.), the Cardiovascular Division, Brigham and Women's Hospital (S.D.S., M.D.C.), and the Division of Nuclear Medicine and Molecular Imaging, Brigham and Women's Hospital, Harvard Medical School (M.D.C.), Boston, and Alnylam Pharmaceuticals, Cambridge (P.B., M.T.W., J.C., E.Y., M.T.S., P.Y.J., P.P.G., J.V.) - all in Massachusetts; the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Department of Cardiology, Rigshospitalet, University of Copenhagen, Copenhagen (F.G.), and the Department of Cardiology, Aarhus University Hospital, Aarhus (S.H.P.) - both in Denmark; the Division of Cardiovascular Medicine, Department of Medicine, Vanderbilt University Medical Center, Nashville (R.R.H.); the Cardiology Department and French National Reference Center for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor Assistance Publique-Hôpitaux de Paris, and IMRB, INSERM, Université Paris Est Creteil, Creteil (T.D.), and INSERM, LTSI UMR 1099, Centre Hospitalier Universitaire de Rennes, Rennes (E.D.) - both in France; Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán, México City (A.G.-D.); the Department of Medicine, University of Chicago, Chicago (N.S.); the Department of Medicine (Neurology and Rheumatology), Shinshu University School of Medicine, Matsumoto (Y.S.), the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - all in Japan; Westmead Amyloidosis Service, Westmead Hospital, Sydney (M.S.T.); the Department of Cardiology, Institute for Clinical and Experimental Medicine (M.K.), and the 2nd Department of Medicine, Department of Cardiovascular Medicine, First Faculty of Medicine, Charles University in Prague and General University Hospital in Prague (T.P.) - both in Prague, Czech Republic; the Heart Vascular and Thoracic Institute, Cleveland Clinic, Cleveland (W.H.W.T.); Taipei Veterans General Hospital and National Yang Ming Chiao Tung University, Taipei, Taiwan (W.-C.Y.); Amyloidosis Research & Treatment Center, Fondazione IRCCS Policlinico San Matteo di Pavia, Pavia (L.O.), the Department of Medical and Surgical Sciences, University of Bologna, and the Cardiology Unit, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Bologna (I.D.), and the Department of Clinical and Experimental Medicine, Careggi University Hospital, Florence (F.P.) - all in Italy; and Unidade de Pesquisa Clínica-UPC, Hospital Das Clinicas da Faculdade de Medicina de Ribeirão Preto-USP (M.S.), and Instituto do Coração-HCFMUSP (F.F.) - both in São Paulo.; Berk JL; From Columbia University Irving Medical Center (M.S.M.) and Grossman School of Medicine, NYU Langone (A.G.-D.) - both in New York; the Center for Advanced Heart and Lung Disease, Baylor University Medical Center (P.K., R.L.G.), Baylor Scott & White Research Institute, and Texas A&M Health Science Center, Dallas (R.L.G.), and TCU School of Medicine, Fort Worth (R.L.G.) - all in Texas; the National Amyloidosis Centre, UCL, Division of Medicine, Royal Free Hospital, London (M.F., J.D.G.); Boston University School of Medicine (J.L.B.), the Cardiovascular Division, Brigham and Women's Hospital (S.D.S., M.D.C.), and the Division of Nuclear Medicine and Molecular Imaging, Brigham and Women's Hospital, Harvard Medical School (M.D.C.), Boston, and Alnylam Pharmaceuticals, Cambridge (P.B., M.T.W., J.C., E.Y., M.T.S., P.Y.J., P.P.G., J.V.) - all in Massachusetts; the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Department of Cardiology, Rigshospitalet, University of Copenhagen, Copenhagen (F.G.), and the Department of Cardiology, Aarhus University Hospital, Aarhus (S.H.P.) - both in Denmark; the Division of Cardiovascular Medicine, Department of Medicine, Vanderbilt University Medical Center, Nashville (R.R.H.); the Cardiology Department and French National Reference Center for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor Assistance Publique-Hôpitaux de Paris, and IMRB, INSERM, Université Paris Est Creteil, Creteil (T.D.), and INSERM, LTSI UMR 1099, Centre Hospitalier Universitaire de Rennes, Rennes (E.D.) - both in France; Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán, México City (A.G.-D.); the Department of Medicine, University of Chicago, Chicago (N.S.); the Department of Medicine (Neurology and Rheumatology), Shinshu University School of Medicine, Matsumoto (Y.S.), the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - all in Japan; Westmead Amyloidosis Service, Westmead Hospital, Sydney (M.S.T.); the Department of Cardiology, Institute for Clinical and Experimental Medicine (M.K.), and the 2nd Department of Medicine, Department of Cardiovascular Medicine, First Faculty of Medicine, Charles University in Prague and General University Hospital in Prague (T.P.) - both in Prague, Czech Republic; the Heart Vascular and Thoracic Institute, Cleveland Clinic, Cleveland (W.H.W.T.); Taipei Veterans General Hospital and National Yang Ming Chiao Tung University, Taipei, Taiwan (W.-C.Y.); Amyloidosis Research & Treatment Center, Fondazione IRCCS Policlinico San Matteo di Pavia, Pavia (L.O.), the Department of Medical and Surgical Sciences, University of Bologna, and the Cardiology Unit, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Bologna (I.D.), and the Department of Clinical and Experimental Medicine, Careggi University Hospital, Florence (F.P.) - all in Italy; and Unidade de Pesquisa Clínica-UPC, Hospital Das Clinicas da Faculdade de Medicina de Ribeirão Preto-USP (M.S.), and Instituto do Coração-HCFMUSP (F.F.) - both in São Paulo.; Grogan M; From Columbia University Irving Medical Center (M.S.M.) and Grossman School of Medicine, NYU Langone (A.G.-D.) - both in New York; the Center for Advanced Heart and Lung Disease, Baylor University Medical Center (P.K., R.L.G.), Baylor Scott & White Research Institute, and Texas A&M Health Science Center, Dallas (R.L.G.), and TCU School of Medicine, Fort Worth (R.L.G.) - all in Texas; the National Amyloidosis Centre, UCL, Division of Medicine, Royal Free Hospital, London (M.F., J.D.G.); Boston University School of Medicine (J.L.B.), the Cardiovascular Division, Brigham and Women's Hospital (S.D.S., M.D.C.), and the Division of Nuclear Medicine and Molecular Imaging, Brigham and Women's Hospital, Harvard Medical School (M.D.C.), Boston, and Alnylam Pharmaceuticals, Cambridge (P.B., M.T.W., J.C., E.Y., M.T.S., P.Y.J., P.P.G., J.V.) - all in Massachusetts; the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Department of Cardiology, Rigshospitalet, University of Copenhagen, Copenhagen (F.G.), and the Department of Cardiology, Aarhus University Hospital, Aarhus (S.H.P.) - both in Denmark; the Division of Cardiovascular Medicine, Department of Medicine, Vanderbilt University Medical Center, Nashville (R.R.H.); the Cardiology Department and French National Reference Center for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor Assistance Publique-Hôpitaux de Paris, and IMRB, INSERM, Université Paris Est Creteil, Creteil (T.D.), and INSERM, LTSI UMR 1099, Centre Hospitalier Universitaire de Rennes, Rennes (E.D.) - both in France; Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán, México City (A.G.-D.); the Department of Medicine, University of Chicago, Chicago (N.S.); the Department of Medicine (Neurology and Rheumatology), Shinshu University School of Medicine, Matsumoto (Y.S.), the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - all in Japan; Westmead Amyloidosis Service, Westmead Hospital, Sydney (M.S.T.); the Department of Cardiology, Institute for Clinical and Experimental Medicine (M.K.), and the 2nd Department of Medicine, Department of Cardiovascular Medicine, First Faculty of Medicine, Charles University in Prague and General University Hospital in Prague (T.P.) - both in Prague, Czech Republic; the Heart Vascular and Thoracic Institute, Cleveland Clinic, Cleveland (W.H.W.T.); Taipei Veterans General Hospital and National Yang Ming Chiao Tung University, Taipei, Taiwan (W.-C.Y.); Amyloidosis Research & Treatment Center, Fondazione IRCCS Policlinico San Matteo di Pavia, Pavia (L.O.), the Department of Medical and Surgical Sciences, University of Bologna, and the Cardiology Unit, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Bologna (I.D.), and the Department of Clinical and Experimental Medicine, Careggi University Hospital, Florence (F.P.) - all in Italy; and Unidade de Pesquisa Clínica-UPC, Hospital Das Clinicas da Faculdade de Medicina de Ribeirão Preto-USP (M.S.), and Instituto do Coração-HCFMUSP (F.F.) - both in São Paulo.; Gustafsson F; From Columbia University Irving Medical Center (M.S.M.) and Grossman School of Medicine, NYU Langone (A.G.-D.) - both in New York; the Center for Advanced Heart and Lung Disease, Baylor University Medical Center (P.K., R.L.G.), Baylor Scott & White Research Institute, and Texas A&M Health Science Center, Dallas (R.L.G.), and TCU School of Medicine, Fort Worth (R.L.G.) - all in Texas; the National Amyloidosis Centre, UCL, Division of Medicine, Royal Free Hospital, London (M.F., J.D.G.); Boston University School of Medicine (J.L.B.), the Cardiovascular Division, Brigham and Women's Hospital (S.D.S., M.D.C.), and the Division of Nuclear Medicine and Molecular Imaging, Brigham and Women's Hospital, Harvard Medical School (M.D.C.), Boston, and Alnylam Pharmaceuticals, Cambridge (P.B., M.T.W., J.C., E.Y., M.T.S., P.Y.J., P.P.G., J.V.) - all in Massachusetts; the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Department of Cardiology, Rigshospitalet, University of Copenhagen, Copenhagen (F.G.), and the Department of Cardiology, Aarhus University Hospital, Aarhus (S.H.P.) - both in Denmark; the Division of Cardiovascular Medicine, Department of Medicine, Vanderbilt University Medical Center, Nashville (R.R.H.); the Cardiology Department and French National Reference Center for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor Assistance Publique-Hôpitaux de Paris, and IMRB, INSERM, Université Paris Est Creteil, Creteil (T.D.), and INSERM, LTSI UMR 1099, Centre Hospitalier Universitaire de Rennes, Rennes (E.D.) - both in France; Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán, México City (A.G.-D.); the Department of Medicine, University of Chicago, Chicago (N.S.); the Department of Medicine (Neurology and Rheumatology), Shinshu University School of Medicine, Matsumoto (Y.S.), the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - all in Japan; Westmead Amyloidosis Service, Westmead Hospital, Sydney (M.S.T.); the Department of Cardiology, Institute for Clinical and Experimental Medicine (M.K.), and the 2nd Department of Medicine, Department of Cardiovascular Medicine, First Faculty of Medicine, Charles University in Prague and General University Hospital in Prague (T.P.) - both in Prague, Czech Republic; the Heart Vascular and Thoracic Institute, Cleveland Clinic, Cleveland (W.H.W.T.); Taipei Veterans General Hospital and National Yang Ming Chiao Tung University, Taipei, Taiwan (W.-C.Y.); Amyloidosis Research & Treatment Center, Fondazione IRCCS Policlinico San Matteo di Pavia, Pavia (L.O.), the Department of Medical and Surgical Sciences, University of Bologna, and the Cardiology Unit, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Bologna (I.D.), and the Department of Clinical and Experimental Medicine, Careggi University Hospital, Florence (F.P.) - all in Italy; and Unidade de Pesquisa Clínica-UPC, Hospital Das Clinicas da Faculdade de Medicina de Ribeirão Preto-USP (M.S.), and Instituto do Coração-HCFMUSP (F.F.) - both in São Paulo.; Hung RR; From Columbia University Irving Medical Center (M.S.M.) and Grossman School of Medicine, NYU Langone (A.G.-D.) - both in New York; the Center for Advanced Heart and Lung Disease, Baylor University Medical Center (P.K., R.L.G.), Baylor Scott & White Research Institute, and Texas A&M Health Science Center, Dallas (R.L.G.), and TCU School of Medicine, Fort Worth (R.L.G.) - all in Texas; the National Amyloidosis Centre, UCL, Division of Medicine, Royal Free Hospital, London (M.F., J.D.G.); Boston University School of Medicine (J.L.B.), the Cardiovascular Division, Brigham and Women's Hospital (S.D.S., M.D.C.), and the Division of Nuclear Medicine and Molecular Imaging, Brigham and Women's Hospital, Harvard Medical School (M.D.C.), Boston, and Alnylam Pharmaceuticals, Cambridge (P.B., M.T.W., J.C., E.Y., M.T.S., P.Y.J., P.P.G., J.V.) - all in Massachusetts; the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Department of Cardiology, Rigshospitalet, University of Copenhagen, Copenhagen (F.G.), and the Department of Cardiology, Aarhus University Hospital, Aarhus (S.H.P.) - both in Denmark; the Division of Cardiovascular Medicine, Department of Medicine, Vanderbilt University Medical Center, Nashville (R.R.H.); the Cardiology Department and French National Reference Center for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor Assistance Publique-Hôpitaux de Paris, and IMRB, INSERM, Université Paris Est Creteil, Creteil (T.D.), and INSERM, LTSI UMR 1099, Centre Hospitalier Universitaire de Rennes, Rennes (E.D.) - both in France; Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán, México City (A.G.-D.); the Department of Medicine, University of Chicago, Chicago (N.S.); the Department of Medicine (Neurology and Rheumatology), Shinshu University School of Medicine, Matsumoto (Y.S.), the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - all in Japan; Westmead Amyloidosis Service, Westmead Hospital, Sydney (M.S.T.); the Department of Cardiology, Institute for Clinical and Experimental Medicine (M.K.), and the 2nd Department of Medicine, Department of Cardiovascular Medicine, First Faculty of Medicine, Charles University in Prague and General University Hospital in Prague (T.P.) - both in Prague, Czech Republic; the Heart Vascular and Thoracic Institute, Cleveland Clinic, Cleveland (W.H.W.T.); Taipei Veterans General Hospital and National Yang Ming Chiao Tung University, Taipei, Taiwan (W.-C.Y.); Amyloidosis Research & Treatment Center, Fondazione IRCCS Policlinico San Matteo di Pavia, Pavia (L.O.), the Department of Medical and Surgical Sciences, University of Bologna, and the Cardiology Unit, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Bologna (I.D.), and the Department of Clinical and Experimental Medicine, Careggi University Hospital, Florence (F.P.) - all in Italy; and Unidade de Pesquisa Clínica-UPC, Hospital Das Clinicas da Faculdade de Medicina de Ribeirão Preto-USP (M.S.), and Instituto do Coração-HCFMUSP (F.F.) - both in São Paulo.; Gottlieb RL; From Columbia University Irving Medical Center (M.S.M.) and Grossman School of Medicine, NYU Langone (A.G.-D.) - both in New York; the Center for Advanced Heart and Lung Disease, Baylor University Medical Center (P.K., R.L.G.), Baylor Scott & White Research Institute, and Texas A&M Health Science Center, Dallas (R.L.G.), and TCU School of Medicine, Fort Worth (R.L.G.) - all in Texas; the National Amyloidosis Centre, UCL, Division of Medicine, Royal Free Hospital, London (M.F., J.D.G.); Boston University School of Medicine (J.L.B.), the Cardiovascular Division, Brigham and Women's Hospital (S.D.S., M.D.C.), and the Division of Nuclear Medicine and Molecular Imaging, Brigham and Women's Hospital, Harvard Medical School (M.D.C.), Boston, and Alnylam Pharmaceuticals, Cambridge (P.B., M.T.W., J.C., E.Y., M.T.S., P.Y.J., P.P.G., J.V.) - all in Massachusetts; the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Department of Cardiology, Rigshospitalet, University of Copenhagen, Copenhagen (F.G.), and the Department of Cardiology, Aarhus University Hospital, Aarhus (S.H.P.) - both in Denmark; the Division of Cardiovascular Medicine, Department of Medicine, Vanderbilt University Medical Center, Nashville (R.R.H.); the Cardiology Department and French National Reference Center for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor Assistance Publique-Hôpitaux de Paris, and IMRB, INSERM, Université Paris Est Creteil, Creteil (T.D.), and INSERM, LTSI UMR 1099, Centre Hospitalier Universitaire de Rennes, Rennes (E.D.) - both in France; Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán, México City (A.G.-D.); the Department of Medicine, University of Chicago, Chicago (N.S.); the Department of Medicine (Neurology and Rheumatology), Shinshu University School of Medicine, Matsumoto (Y.S.), the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - all in Japan; Westmead Amyloidosis Service, Westmead Hospital, Sydney (M.S.T.); the Department of Cardiology, Institute for Clinical and Experimental Medicine (M.K.), and the 2nd Department of Medicine, Department of Cardiovascular Medicine, First Faculty of Medicine, Charles University in Prague and General University Hospital in Prague (T.P.) - both in Prague, Czech Republic; the Heart Vascular and Thoracic Institute, Cleveland Clinic, Cleveland (W.H.W.T.); Taipei Veterans General Hospital and National Yang Ming Chiao Tung University, Taipei, Taiwan (W.-C.Y.); Amyloidosis Research & Treatment Center, Fondazione IRCCS Policlinico San Matteo di Pavia, Pavia (L.O.), the Department of Medical and Surgical Sciences, University of Bologna, and the Cardiology Unit, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Bologna (I.D.), and the Department of Clinical and Experimental Medicine, Careggi University Hospital, Florence (F.P.) - all in Italy; and Unidade de Pesquisa Clínica-UPC, Hospital Das Clinicas da Faculdade de Medicina de Ribeirão Preto-USP (M.S.), and Instituto do Coração-HCFMUSP (F.F.) - both in São Paulo.; Damy T; From Columbia University Irving Medical Center (M.S.M.) and Grossman School of Medicine, NYU Langone (A.G.-D.) - both in New York; the Center for Advanced Heart and Lung Disease, Baylor University Medical Center (P.K., R.L.G.), Baylor Scott & White Research Institute, and Texas A&M Health Science Center, Dallas (R.L.G.), and TCU School of Medicine, Fort Worth (R.L.G.) - all in Texas; the National Amyloidosis Centre, UCL, Division of Medicine, Royal Free Hospital, London (M.F., J.D.G.); Boston University School of Medicine (J.L.B.), the Cardiovascular Division, Brigham and Women's Hospital (S.D.S., M.D.C.), and the Division of Nuclear Medicine and Molecular Imaging, Brigham and Women's Hospital, Harvard Medical School (M.D.C.), Boston, and Alnylam Pharmaceuticals, Cambridge (P.B., M.T.W., J.C., E.Y., M.T.S., P.Y.J., P.P.G., J.V.) - all in Massachusetts; the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Department of Cardiology, Rigshospitalet, University of Copenhagen, Copenhagen (F.G.), and the Department of Cardiology, Aarhus University Hospital, Aarhus (S.H.P.) - both in Denmark; the Division of Cardiovascular Medicine, Department of Medicine, Vanderbilt University Medical Center, Nashville (R.R.H.); the Cardiology Department and French National Reference Center for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor Assistance Publique-Hôpitaux de Paris, and IMRB, INSERM, Université Paris Est Creteil, Creteil (T.D.), and INSERM, LTSI UMR 1099, Centre Hospitalier Universitaire de Rennes, Rennes (E.D.) - both in France; Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán, México City (A.G.-D.); the Department of Medicine, University of Chicago, Chicago (N.S.); the Department of Medicine (Neurology and Rheumatology), Shinshu University School of Medicine, Matsumoto (Y.S.), the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - all in Japan; Westmead Amyloidosis Service, Westmead Hospital, Sydney (M.S.T.); the Department of Cardiology, Institute for Clinical and Experimental Medicine (M.K.), and the 2nd Department of Medicine, Department of Cardiovascular Medicine, First Faculty of Medicine, Charles University in Prague and General University Hospital in Prague (T.P.) - both in Prague, Czech Republic; the Heart Vascular and Thoracic Institute, Cleveland Clinic, Cleveland (W.H.W.T.); Taipei Veterans General Hospital and National Yang Ming Chiao Tung University, Taipei, Taiwan (W.-C.Y.); Amyloidosis Research & Treatment Center, Fondazione IRCCS Policlinico San Matteo di Pavia, Pavia (L.O.), the Department of Medical and Surgical Sciences, University of Bologna, and the Cardiology Unit, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Bologna (I.D.), and the Department of Clinical and Experimental Medicine, Careggi University Hospital, Florence (F.P.) - all in Italy; and Unidade de Pesquisa Clínica-UPC, Hospital Das Clinicas da Faculdade de Medicina de Ribeirão Preto-USP (M.S.), and Instituto do Coração-HCFMUSP (F.F.) - both in São Paulo.; González-Duarte A; From Columbia University Irving Medical Center (M.S.M.) and Grossman School of Medicine, NYU Langone (A.G.-D.) - both in New York; the Center for Advanced Heart and Lung Disease, Baylor University Medical Center (P.K., R.L.G.), Baylor Scott & White Research Institute, and Texas A&M Health Science Center, Dallas (R.L.G.), and TCU School of Medicine, Fort Worth (R.L.G.) - all in Texas; the National Amyloidosis Centre, UCL, Division of Medicine, Royal Free Hospital, London (M.F., J.D.G.); Boston University School of Medicine (J.L.B.), the Cardiovascular Division, Brigham and Women's Hospital (S.D.S., M.D.C.), and the Division of Nuclear Medicine and Molecular Imaging, Brigham and Women's Hospital, Harvard Medical School (M.D.C.), Boston, and Alnylam Pharmaceuticals, Cambridge (P.B., M.T.W., J.C., E.Y., M.T.S., P.Y.J., P.P.G., J.V.) - all in Massachusetts; the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Department of Cardiology, Rigshospitalet, University of Copenhagen, Copenhagen (F.G.), and the Department of Cardiology, Aarhus University Hospital, Aarhus (S.H.P.) - both in Denmark; the Division of Cardiovascular Medicine, Department of Medicine, Vanderbilt University Medical Center, Nashville (R.R.H.); the Cardiology Department and French National Reference Center for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor Assistance Publique-Hôpitaux de Paris, and IMRB, INSERM, Université Paris Est Creteil, Creteil (T.D.), and INSERM, LTSI UMR 1099, Centre Hospitalier Universitaire de Rennes, Rennes (E.D.) - both in France; Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán, México City (A.G.-D.); the Department of Medicine, University of Chicago, Chicago (N.S.); the Department of Medicine (Neurology and Rheumatology), Shinshu University School of Medicine, Matsumoto (Y.S.), the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - all in Japan; Westmead Amyloidosis Service, Westmead Hospital, Sydney (M.S.T.); the Department of Cardiology, Institute for Clinical and Experimental Medicine (M.K.), and the 2nd Department of Medicine, Department of Cardiovascular Medicine, First Faculty of Medicine, Charles University in Prague and General University Hospital in Prague (T.P.) - both in Prague, Czech Republic; the Heart Vascular and Thoracic Institute, Cleveland Clinic, Cleveland (W.H.W.T.); Taipei Veterans General Hospital and National Yang Ming Chiao Tung University, Taipei, Taiwan (W.-C.Y.); Amyloidosis Research & Treatment Center, Fondazione IRCCS Policlinico San Matteo di Pavia, Pavia (L.O.), the Department of Medical and Surgical Sciences, University of Bologna, and the Cardiology Unit, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Bologna (I.D.), and the Department of Clinical and Experimental Medicine, Careggi University Hospital, Florence (F.P.) - all in Italy; and Unidade de Pesquisa Clínica-UPC, Hospital Das Clinicas da Faculdade de Medicina de Ribeirão Preto-USP (M.S.), and Instituto do Coração-HCFMUSP (F.F.) - both in São Paulo.; Sarswat N; From Columbia University Irving Medical Center (M.S.M.) and Grossman School of Medicine, NYU Langone (A.G.-D.) - both in New York; the Center for Advanced Heart and Lung Disease, Baylor University Medical Center (P.K., R.L.G.), Baylor Scott & White Research Institute, and Texas A&M Health Science Center, Dallas (R.L.G.), and TCU School of Medicine, Fort Worth (R.L.G.) - all in Texas; the National Amyloidosis Centre, UCL, Division of Medicine, Royal Free Hospital, London (M.F., J.D.G.); Boston University School of Medicine (J.L.B.), the Cardiovascular Division, Brigham and Women's Hospital (S.D.S., M.D.C.), and the Division of Nuclear Medicine and Molecular Imaging, Brigham and Women's Hospital, Harvard Medical School (M.D.C.), Boston, and Alnylam Pharmaceuticals, Cambridge (P.B., M.T.W., J.C., E.Y., M.T.S., P.Y.J., P.P.G., J.V.) - all in Massachusetts; the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Department of Cardiology, Rigshospitalet, University of Copenhagen, Copenhagen (F.G.), and the Department of Cardiology, Aarhus University Hospital, Aarhus (S.H.P.) - both in Denmark; the Division of Cardiovascular Medicine, Department of Medicine, Vanderbilt University Medical Center, Nashville (R.R.H.); the Cardiology Department and French National Reference Center for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor Assistance Publique-Hôpitaux de Paris, and IMRB, INSERM, Université Paris Est Creteil, Creteil (T.D.), and INSERM, LTSI UMR 1099, Centre Hospitalier Universitaire de Rennes, Rennes (E.D.) - both in France; Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán, México City (A.G.-D.); the Department of Medicine, University of Chicago, Chicago (N.S.); the Department of Medicine (Neurology and Rheumatology), Shinshu University School of Medicine, Matsumoto (Y.S.), the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - all in Japan; Westmead Amyloidosis Service, Westmead Hospital, Sydney (M.S.T.); the Department of Cardiology, Institute for Clinical and Experimental Medicine (M.K.), and the 2nd Department of Medicine, Department of Cardiovascular Medicine, First Faculty of Medicine, Charles University in Prague and General University Hospital in Prague (T.P.) - both in Prague, Czech Republic; the Heart Vascular and Thoracic Institute, Cleveland Clinic, Cleveland (W.H.W.T.); Taipei Veterans General Hospital and National Yang Ming Chiao Tung University, Taipei, Taiwan (W.-C.Y.); Amyloidosis Research & Treatment Center, Fondazione IRCCS Policlinico San Matteo di Pavia, Pavia (L.O.), the Department of Medical and Surgical Sciences, University of Bologna, and the Cardiology Unit, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Bologna (I.D.), and the Department of Clinical and Experimental Medicine, Careggi University Hospital, Florence (F.P.) - all in Italy; and Unidade de Pesquisa Clínica-UPC, Hospital Das Clinicas da Faculdade de Medicina de Ribeirão Preto-USP (M.S.), and Instituto do Coração-HCFMUSP (F.F.) - both in São Paulo.; Sekijima Y; From Columbia University Irving Medical Center (M.S.M.) and Grossman School of Medicine, NYU Langone (A.G.-D.) - both in New York; the Center for Advanced Heart and Lung Disease, Baylor University Medical Center (P.K., R.L.G.), Baylor Scott & White Research Institute, and Texas A&M Health Science Center, Dallas (R.L.G.), and TCU School of Medicine, Fort Worth (R.L.G.) - all in Texas; the National Amyloidosis Centre, UCL, Division of Medicine, Royal Free Hospital, London (M.F., J.D.G.); Boston University School of Medicine (J.L.B.), the Cardiovascular Division, Brigham and Women's Hospital (S.D.S., M.D.C.), and the Division of Nuclear Medicine and Molecular Imaging, Brigham and Women's Hospital, Harvard Medical School (M.D.C.), Boston, and Alnylam Pharmaceuticals, Cambridge (P.B., M.T.W., J.C., E.Y., M.T.S., P.Y.J., P.P.G., J.V.) - all in Massachusetts; the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Department of Cardiology, Rigshospitalet, University of Copenhagen, Copenhagen (F.G.), and the Department of Cardiology, Aarhus University Hospital, Aarhus (S.H.P.) - both in Denmark; the Division of Cardiovascular Medicine, Department of Medicine, Vanderbilt University Medical Center, Nashville (R.R.H.); the Cardiology Department and French National Reference Center for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor Assistance Publique-Hôpitaux de Paris, and IMRB, INSERM, Université Paris Est Creteil, Creteil (T.D.), and INSERM, LTSI UMR 1099, Centre Hospitalier Universitaire de Rennes, Rennes (E.D.) - both in France; Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán, México City (A.G.-D.); the Department of Medicine, University of Chicago, Chicago (N.S.); the Department of Medicine (Neurology and Rheumatology), Shinshu University School of Medicine, Matsumoto (Y.S.), the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - all in Japan; Westmead Amyloidosis Service, Westmead Hospital, Sydney (M.S.T.); the Department of Cardiology, Institute for Clinical and Experimental Medicine (M.K.), and the 2nd Department of Medicine, Department of Cardiovascular Medicine, First Faculty of Medicine, Charles University in Prague and General University Hospital in Prague (T.P.) - both in Prague, Czech Republic; the Heart Vascular and Thoracic Institute, Cleveland Clinic, Cleveland (W.H.W.T.); Taipei Veterans General Hospital and National Yang Ming Chiao Tung University, Taipei, Taiwan (W.-C.Y.); Amyloidosis Research & Treatment Center, Fondazione IRCCS Policlinico San Matteo di Pavia, Pavia (L.O.), the Department of Medical and Surgical Sciences, University of Bologna, and the Cardiology Unit, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Bologna (I.D.), and the Department of Clinical and Experimental Medicine, Careggi University Hospital, Florence (F.P.) - all in Italy; and Unidade de Pesquisa Clínica-UPC, Hospital Das Clinicas da Faculdade de Medicina de Ribeirão Preto-USP (M.S.), and Instituto do Coração-HCFMUSP (F.F.) - both in São Paulo.; Tahara N; From Columbia University Irving Medical Center (M.S.M.) and Grossman School of Medicine, NYU Langone (A.G.-D.) - both in New York; the Center for Advanced Heart and Lung Disease, Baylor University Medical Center (P.K., R.L.G.), Baylor Scott & White Research Institute, and Texas A&M Health Science Center, Dallas (R.L.G.), and TCU School of Medicine, Fort Worth (R.L.G.) - all in Texas; the National Amyloidosis Centre, UCL, Division of Medicine, Royal Free Hospital, London (M.F., J.D.G.); Boston University School of Medicine (J.L.B.), the Cardiovascular Division, Brigham and Women's Hospital (S.D.S., M.D.C.), and the Division of Nuclear Medicine and Molecular Imaging, Brigham and Women's Hospital, Harvard Medical School (M.D.C.), Boston, and Alnylam Pharmaceuticals, Cambridge (P.B., M.T.W., J.C., E.Y., M.T.S., P.Y.J., P.P.G., J.V.) - all in Massachusetts; the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Department of Cardiology, Rigshospitalet, University of Copenhagen, Copenhagen (F.G.), and the Department of Cardiology, Aarhus University Hospital, Aarhus (S.H.P.) - both in Denmark; the Division of Cardiovascular Medicine, Department of Medicine, Vanderbilt University Medical Center, Nashville (R.R.H.); the Cardiology Department and French National Reference Center for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor Assistance Publique-Hôpitaux de Paris, and IMRB, INSERM, Université Paris Est Creteil, Creteil (T.D.), and INSERM, LTSI UMR 1099, Centre Hospitalier Universitaire de Rennes, Rennes (E.D.) - both in France; Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán, México City (A.G.-D.); the Department of Medicine, University of Chicago, Chicago (N.S.); the Department of Medicine (Neurology and Rheumatology), Shinshu University School of Medicine, Matsumoto (Y.S.), the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - all in Japan; Westmead Amyloidosis Service, Westmead Hospital, Sydney (M.S.T.); the Department of Cardiology, Institute for Clinical and Experimental Medicine (M.K.), and the 2nd Department of Medicine, Department of Cardiovascular Medicine, First Faculty of Medicine, Charles University in Prague and General University Hospital in Prague (T.P.) - both in Prague, Czech Republic; the Heart Vascular and Thoracic Institute, Cleveland Clinic, Cleveland (W.H.W.T.); Taipei Veterans General Hospital and National Yang Ming Chiao Tung University, Taipei, Taiwan (W.-C.Y.); Amyloidosis Research & Treatment Center, Fondazione IRCCS Policlinico San Matteo di Pavia, Pavia (L.O.), the Department of Medical and Surgical Sciences, University of Bologna, and the Cardiology Unit, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Bologna (I.D.), and the Department of Clinical and Experimental Medicine, Careggi University Hospital, Florence (F.P.) - all in Italy; and Unidade de Pesquisa Clínica-UPC, Hospital Das Clinicas da Faculdade de Medicina de Ribeirão Preto-USP (M.S.), and Instituto do Coração-HCFMUSP (F.F.) - both in São Paulo.; Taylor MS; From Columbia University Irving Medical Center (M.S.M.) and Grossman School of Medicine, NYU Langone (A.G.-D.) - both in New York; the Center for Advanced Heart and Lung Disease, Baylor University Medical Center (P.K., R.L.G.), Baylor Scott & White Research Institute, and Texas A&M Health Science Center, Dallas (R.L.G.), and TCU School of Medicine, Fort Worth (R.L.G.) - all in Texas; the National Amyloidosis Centre, UCL, Division of Medicine, Royal Free Hospital, London (M.F., J.D.G.); Boston University School of Medicine (J.L.B.), the Cardiovascular Division, Brigham and Women's Hospital (S.D.S., M.D.C.), and the Division of Nuclear Medicine and Molecular Imaging, Brigham and Women's Hospital, Harvard Medical School (M.D.C.), Boston, and Alnylam Pharmaceuticals, Cambridge (P.B., M.T.W., J.C., E.Y., M.T.S., P.Y.J., P.P.G., J.V.) - all in Massachusetts; the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Department of Cardiology, Rigshospitalet, University of Copenhagen, Copenhagen (F.G.), and the Department of Cardiology, Aarhus University Hospital, Aarhus (S.H.P.) - both in Denmark; the Division of Cardiovascular Medicine, Department of Medicine, Vanderbilt University Medical Center, Nashville (R.R.H.); the Cardiology Department and French National Reference Center for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor Assistance Publique-Hôpitaux de Paris, and IMRB, INSERM, Université Paris Est Creteil, Creteil (T.D.), and INSERM, LTSI UMR 1099, Centre Hospitalier Universitaire de Rennes, Rennes (E.D.) - both in France; Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán, México City (A.G.-D.); the Department of Medicine, University of Chicago, Chicago (N.S.); the Department of Medicine (Neurology and Rheumatology), Shinshu University School of Medicine, Matsumoto (Y.S.), the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - all in Japan; Westmead Amyloidosis Service, Westmead Hospital, Sydney (M.S.T.); the Department of Cardiology, Institute for Clinical and Experimental Medicine (M.K.), and the 2nd Department of Medicine, Department of Cardiovascular Medicine, First Faculty of Medicine, Charles University in Prague and General University Hospital in Prague (T.P.) - both in Prague, Czech Republic; the Heart Vascular and Thoracic Institute, Cleveland Clinic, Cleveland (W.H.W.T.); Taipei Veterans General Hospital and National Yang Ming Chiao Tung University, Taipei, Taiwan (W.-C.Y.); Amyloidosis Research & Treatment Center, Fondazione IRCCS Policlinico San Matteo di Pavia, Pavia (L.O.), the Department of Medical and Surgical Sciences, University of Bologna, and the Cardiology Unit, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Bologna (I.D.), and the Department of Clinical and Experimental Medicine, Careggi University Hospital, Florence (F.P.) - all in Italy; and Unidade de Pesquisa Clínica-UPC, Hospital Das Clinicas da Faculdade de Medicina de Ribeirão Preto-USP (M.S.), and Instituto do Coração-HCFMUSP (F.F.) - both in São Paulo.; Kubanek M; From Columbia University Irving Medical Center (M.S.M.) and Grossman School of Medicine, NYU Langone (A.G.-D.) - both in New York; the Center for Advanced Heart and Lung Disease, Baylor University Medical Center (P.K., R.L.G.), Baylor Scott & White Research Institute, and Texas A&M Health Science Center, Dallas (R.L.G.), and TCU School of Medicine, Fort Worth (R.L.G.) - all in Texas; the National Amyloidosis Centre, UCL, Division of Medicine, Royal Free Hospital, London (M.F., J.D.G.); Boston University School of Medicine (J.L.B.), the Cardiovascular Division, Brigham and Women's Hospital (S.D.S., M.D.C.), and the Division of Nuclear Medicine and Molecular Imaging, Brigham and Women's Hospital, Harvard Medical School (M.D.C.), Boston, and Alnylam Pharmaceuticals, Cambridge (P.B., M.T.W., J.C., E.Y., M.T.S., P.Y.J., P.P.G., J.V.) - all in Massachusetts; the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Department of Cardiology, Rigshospitalet, University of Copenhagen, Copenhagen (F.G.), and the Department of Cardiology, Aarhus University Hospital, Aarhus (S.H.P.) - both in Denmark; the Division of Cardiovascular Medicine, Department of Medicine, Vanderbilt University Medical Center, Nashville (R.R.H.); the Cardiology Department and French National Reference Center for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor Assistance Publique-Hôpitaux de Paris, and IMRB, INSERM, Université Paris Est Creteil, Creteil (T.D.), and INSERM, LTSI UMR 1099, Centre Hospitalier Universitaire de Rennes, Rennes (E.D.) - both in France; Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán, México City (A.G.-D.); the Department of Medicine, University of Chicago, Chicago (N.S.); the Department of Medicine (Neurology and Rheumatology), Shinshu University School of Medicine, Matsumoto (Y.S.), the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - all in Japan; Westmead Amyloidosis Service, Westmead Hospital, Sydney (M.S.T.); the Department of Cardiology, Institute for Clinical and Experimental Medicine (M.K.), and the 2nd Department of Medicine, Department of Cardiovascular Medicine, First Faculty of Medicine, Charles University in Prague and General University Hospital in Prague (T.P.) - both in Prague, Czech Republic; the Heart Vascular and Thoracic Institute, Cleveland Clinic, Cleveland (W.H.W.T.); Taipei Veterans General Hospital and National Yang Ming Chiao Tung University, Taipei, Taiwan (W.-C.Y.); Amyloidosis Research & Treatment Center, Fondazione IRCCS Policlinico San Matteo di Pavia, Pavia (L.O.), the Department of Medical and Surgical Sciences, University of Bologna, and the Cardiology Unit, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Bologna (I.D.), and the Department of Clinical and Experimental Medicine, Careggi University Hospital, Florence (F.P.) - all in Italy; and Unidade de Pesquisa Clínica-UPC, Hospital Das Clinicas da Faculdade de Medicina de Ribeirão Preto-USP (M.S.), and Instituto do Coração-HCFMUSP (F.F.) - both in São Paulo.; Donal E; From Columbia University Irving Medical Center (M.S.M.) and Grossman School of Medicine, NYU Langone (A.G.-D.) - both in New York; the Center for Advanced Heart and Lung Disease, Baylor University Medical Center (P.K., R.L.G.), Baylor Scott & White Research Institute, and Texas A&M Health Science Center, Dallas (R.L.G.), and TCU School of Medicine, Fort Worth (R.L.G.) - all in Texas; the National Amyloidosis Centre, UCL, Division of Medicine, Royal Free Hospital, London (M.F., J.D.G.); Boston University School of Medicine (J.L.B.), the Cardiovascular Division, Brigham and Women's Hospital (S.D.S., M.D.C.), and the Division of Nuclear Medicine and Molecular Imaging, Brigham and Women's Hospital, Harvard Medical School (M.D.C.), Boston, and Alnylam Pharmaceuticals, Cambridge (P.B., M.T.W., J.C., E.Y., M.T.S., P.Y.J., P.P.G., J.V.) - all in Massachusetts; the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Department of Cardiology, Rigshospitalet, University of Copenhagen, Copenhagen (F.G.), and the Department of Cardiology, Aarhus University Hospital, Aarhus (S.H.P.) - both in Denmark; the Division of Cardiovascular Medicine, Department of Medicine, Vanderbilt University Medical Center, Nashville (R.R.H.); the Cardiology Department and French National Reference Center for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor Assistance Publique-Hôpitaux de Paris, and IMRB, INSERM, Université Paris Est Creteil, Creteil (T.D.), and INSERM, LTSI UMR 1099, Centre Hospitalier Universitaire de Rennes, Rennes (E.D.) - both in France; Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán, México City (A.G.-D.); the Department of Medicine, University of Chicago, Chicago (N.S.); the Department of Medicine (Neurology and Rheumatology), Shinshu University School of Medicine, Matsumoto (Y.S.), the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - all in Japan; Westmead Amyloidosis Service, Westmead Hospital, Sydney (M.S.T.); the Department of Cardiology, Institute for Clinical and Experimental Medicine (M.K.), and the 2nd Department of Medicine, Department of Cardiovascular Medicine, First Faculty of Medicine, Charles University in Prague and General University Hospital in Prague (T.P.) - both in Prague, Czech Republic; the Heart Vascular and Thoracic Institute, Cleveland Clinic, Cleveland (W.H.W.T.); Taipei Veterans General Hospital and National Yang Ming Chiao Tung University, Taipei, Taiwan (W.-C.Y.); Amyloidosis Research & Treatment Center, Fondazione IRCCS Policlinico San Matteo di Pavia, Pavia (L.O.), the Department of Medical and Surgical Sciences, University of Bologna, and the Cardiology Unit, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Bologna (I.D.), and the Department of Clinical and Experimental Medicine, Careggi University Hospital, Florence (F.P.) - all in Italy; and Unidade de Pesquisa Clínica-UPC, Hospital Das Clinicas da Faculdade de Medicina de Ribeirão Preto-USP (M.S.), and Instituto do Coração-HCFMUSP (F.F.) - both in São Paulo.; Palecek T; From Columbia University Irving Medical Center (M.S.M.) and Grossman School of Medicine, NYU Langone (A.G.-D.) - both in New York; the Center for Advanced Heart and Lung Disease, Baylor University Medical Center (P.K., R.L.G.), Baylor Scott & White Research Institute, and Texas A&M Health Science Center, Dallas (R.L.G.), and TCU School of Medicine, Fort Worth (R.L.G.) - all in Texas; the National Amyloidosis Centre, UCL, Division of Medicine, Royal Free Hospital, London (M.F., J.D.G.); Boston University School of Medicine (J.L.B.), the Cardiovascular Division, Brigham and Women's Hospital (S.D.S., M.D.C.), and the Division of Nuclear Medicine and Molecular Imaging, Brigham and Women's Hospital, Harvard Medical School (M.D.C.), Boston, and Alnylam Pharmaceuticals, Cambridge (P.B., M.T.W., J.C., E.Y., M.T.S., P.Y.J., P.P.G., J.V.) - all in Massachusetts; the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Department of Cardiology, Rigshospitalet, University of Copenhagen, Copenhagen (F.G.), and the Department of Cardiology, Aarhus University Hospital, Aarhus (S.H.P.) - both in Denmark; the Division of Cardiovascular Medicine, Department of Medicine, Vanderbilt University Medical Center, Nashville (R.R.H.); the Cardiology Department and French National Reference Center for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor Assistance Publique-Hôpitaux de Paris, and IMRB, INSERM, Université Paris Est Creteil, Creteil (T.D.), and INSERM, LTSI UMR 1099, Centre Hospitalier Universitaire de Rennes, Rennes (E.D.) - both in France; Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán, México City (A.G.-D.); the Department of Medicine, University of Chicago, Chicago (N.S.); the Department of Medicine (Neurology and Rheumatology), Shinshu University School of Medicine, Matsumoto (Y.S.), the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - all in Japan; Westmead Amyloidosis Service, Westmead Hospital, Sydney (M.S.T.); the Department of Cardiology, Institute for Clinical and Experimental Medicine (M.K.), and the 2nd Department of Medicine, Department of Cardiovascular Medicine, First Faculty of Medicine, Charles University in Prague and General University Hospital in Prague (T.P.) - both in Prague, Czech Republic; the Heart Vascular and Thoracic Institute, Cleveland Clinic, Cleveland (W.H.W.T.); Taipei Veterans General Hospital and National Yang Ming Chiao Tung University, Taipei, Taiwan (W.-C.Y.); Amyloidosis Research & Treatment Center, Fondazione IRCCS Policlinico San Matteo di Pavia, Pavia (L.O.), the Department of Medical and Surgical Sciences, University of Bologna, and the Cardiology Unit, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Bologna (I.D.), and the Department of Clinical and Experimental Medicine, Careggi University Hospital, Florence (F.P.) - all in Italy; and Unidade de Pesquisa Clínica-UPC, Hospital Das Clinicas da Faculdade de Medicina de Ribeirão Preto-USP (M.S.), and Instituto do Coração-HCFMUSP (F.F.) - both in São Paulo.; Tsujita K; From Columbia University Irving Medical Center (M.S.M.) and Grossman School of Medicine, NYU Langone (A.G.-D.) - both in New York; the Center for Advanced Heart and Lung Disease, Baylor University Medical Center (P.K., R.L.G.), Baylor Scott & White Research Institute, and Texas A&M Health Science Center, Dallas (R.L.G.), and TCU School of Medicine, Fort Worth (R.L.G.) - all in Texas; the National Amyloidosis Centre, UCL, Division of Medicine, Royal Free Hospital, London (M.F., J.D.G.); Boston University School of Medicine (J.L.B.), the Cardiovascular Division, Brigham and Women's Hospital (S.D.S., M.D.C.), and the Division of Nuclear Medicine and Molecular Imaging, Brigham and Women's Hospital, Harvard Medical School (M.D.C.), Boston, and Alnylam Pharmaceuticals, Cambridge (P.B., M.T.W., J.C., E.Y., M.T.S., P.Y.J., P.P.G., J.V.) - all in Massachusetts; the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Department of Cardiology, Rigshospitalet, University of Copenhagen, Copenhagen (F.G.), and the Department of Cardiology, Aarhus University Hospital, Aarhus (S.H.P.) - both in Denmark; the Division of Cardiovascular Medicine, Department of Medicine, Vanderbilt University Medical Center, Nashville (R.R.H.); the Cardiology Department and French National Reference Center for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor Assistance Publique-Hôpitaux de Paris, and IMRB, INSERM, Université Paris Est Creteil, Creteil (T.D.), and INSERM, LTSI UMR 1099, Centre Hospitalier Universitaire de Rennes, Rennes (E.D.) - both in France; Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán, México City (A.G.-D.); the Department of Medicine, University of Chicago, Chicago (N.S.); the Department of Medicine (Neurology and Rheumatology), Shinshu University School of Medicine, Matsumoto (Y.S.), the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - all in Japan; Westmead Amyloidosis Service, Westmead Hospital, Sydney (M.S.T.); the Department of Cardiology, Institute for Clinical and Experimental Medicine (M.K.), and the 2nd Department of Medicine, Department of Cardiovascular Medicine, First Faculty of Medicine, Charles University in Prague and General University Hospital in Prague (T.P.) - both in Prague, Czech Republic; the Heart Vascular and Thoracic Institute, Cleveland Clinic, Cleveland (W.H.W.T.); Taipei Veterans General Hospital and National Yang Ming Chiao Tung University, Taipei, Taiwan (W.-C.Y.); Amyloidosis Research & Treatment Center, Fondazione IRCCS Policlinico San Matteo di Pavia, Pavia (L.O.), the Department of Medical and Surgical Sciences, University of Bologna, and the Cardiology Unit, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Bologna (I.D.), and the Department of Clinical and Experimental Medicine, Careggi University Hospital, Florence (F.P.) - all in Italy; and Unidade de Pesquisa Clínica-UPC, Hospital Das Clinicas da Faculdade de Medicina de Ribeirão Preto-USP (M.S.), and Instituto do Coração-HCFMUSP (F.F.) - both in São Paulo.; Tang WHW; From Columbia University Irving Medical Center (M.S.M.) and Grossman School of Medicine, NYU Langone (A.G.-D.) - both in New York; the Center for Advanced Heart and Lung Disease, Baylor University Medical Center (P.K., R.L.G.), Baylor Scott & White Research Institute, and Texas A&M Health Science Center, Dallas (R.L.G.), and TCU School of Medicine, Fort Worth (R.L.G.) - all in Texas; the National Amyloidosis Centre, UCL, Division of Medicine, Royal Free Hospital, London (M.F., J.D.G.); Boston University School of Medicine (J.L.B.), the Cardiovascular Division, Brigham and Women's Hospital (S.D.S., M.D.C.), and the Division of Nuclear Medicine and Molecular Imaging, Brigham and Women's Hospital, Harvard Medical School (M.D.C.), Boston, and Alnylam Pharmaceuticals, Cambridge (P.B., M.T.W., J.C., E.Y., M.T.S., P.Y.J., P.P.G., J.V.) - all in Massachusetts; the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Department of Cardiology, Rigshospitalet, University of Copenhagen, Copenhagen (F.G.), and the Department of Cardiology, Aarhus University Hospital, Aarhus (S.H.P.) - both in Denmark; the Division of Cardiovascular Medicine, Department of Medicine, Vanderbilt University Medical Center, Nashville (R.R.H.); the Cardiology Department and French National Reference Center for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor Assistance Publique-Hôpitaux de Paris, and IMRB, INSERM, Université Paris Est Creteil, Creteil (T.D.), and INSERM, LTSI UMR 1099, Centre Hospitalier Universitaire de Rennes, Rennes (E.D.) - both in France; Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán, México City (A.G.-D.); the Department of Medicine, University of Chicago, Chicago (N.S.); the Department of Medicine (Neurology and Rheumatology), Shinshu University School of Medicine, Matsumoto (Y.S.), the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - all in Japan; Westmead Amyloidosis Service, Westmead Hospital, Sydney (M.S.T.); the Department of Cardiology, Institute for Clinical and Experimental Medicine (M.K.), and the 2nd Department of Medicine, Department of Cardiovascular Medicine, First Faculty of Medicine, Charles University in Prague and General University Hospital in Prague (T.P.) - both in Prague, Czech Republic; the Heart Vascular and Thoracic Institute, Cleveland Clinic, Cleveland (W.H.W.T.); Taipei Veterans General Hospital and National Yang Ming Chiao Tung University, Taipei, Taiwan (W.-C.Y.); Amyloidosis Research & Treatment Center, Fondazione IRCCS Policlinico San Matteo di Pavia, Pavia (L.O.), the Department of Medical and Surgical Sciences, University of Bologna, and the Cardiology Unit, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Bologna (I.D.), and the Department of Clinical and Experimental Medicine, Careggi University Hospital, Florence (F.P.) - all in Italy; and Unidade de Pesquisa Clínica-UPC, Hospital Das Clinicas da Faculdade de Medicina de Ribeirão Preto-USP (M.S.), and Instituto do Coração-HCFMUSP (F.F.) - both in São Paulo.; Yu WC; From Columbia University Irving Medical Center (M.S.M.) and Grossman School of Medicine, NYU Langone (A.G.-D.) - both in New York; the Center for Advanced Heart and Lung Disease, Baylor University Medical Center (P.K., R.L.G.), Baylor Scott & White Research Institute, and Texas A&M Health Science Center, Dallas (R.L.G.), and TCU School of Medicine, Fort Worth (R.L.G.) - all in Texas; the National Amyloidosis Centre, UCL, Division of Medicine, Royal Free Hospital, London (M.F., J.D.G.); Boston University School of Medicine (J.L.B.), the Cardiovascular Division, Brigham and Women's Hospital (S.D.S., M.D.C.), and the Division of Nuclear Medicine and Molecular Imaging, Brigham and Women's Hospital, Harvard Medical School (M.D.C.), Boston, and Alnylam Pharmaceuticals, Cambridge (P.B., M.T.W., J.C., E.Y., M.T.S., P.Y.J., P.P.G., J.V.) - all in Massachusetts; the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Department of Cardiology, Rigshospitalet, University of Copenhagen, Copenhagen (F.G.), and the Department of Cardiology, Aarhus University Hospital, Aarhus (S.H.P.) - both in Denmark; the Division of Cardiovascular Medicine, Department of Medicine, Vanderbilt University Medical Center, Nashville (R.R.H.); the Cardiology Department and French National Reference Center for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor Assistance Publique-Hôpitaux de Paris, and IMRB, INSERM, Université Paris Est Creteil, Creteil (T.D.), and INSERM, LTSI UMR 1099, Centre Hospitalier Universitaire de Rennes, Rennes (E.D.) - both in France; Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán, México City (A.G.-D.); the Department of Medicine, University of Chicago, Chicago (N.S.); the Department of Medicine (Neurology and Rheumatology), Shinshu University School of Medicine, Matsumoto (Y.S.), the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - all in Japan; Westmead Amyloidosis Service, Westmead Hospital, Sydney (M.S.T.); the Department of Cardiology, Institute for Clinical and Experimental Medicine (M.K.), and the 2nd Department of Medicine, Department of Cardiovascular Medicine, First Faculty of Medicine, Charles University in Prague and General University Hospital in Prague (T.P.) - both in Prague, Czech Republic; the Heart Vascular and Thoracic Institute, Cleveland Clinic, Cleveland (W.H.W.T.); Taipei Veterans General Hospital and National Yang Ming Chiao Tung University, Taipei, Taiwan (W.-C.Y.); Amyloidosis Research & Treatment Center, Fondazione IRCCS Policlinico San Matteo di Pavia, Pavia (L.O.), the Department of Medical and Surgical Sciences, University of Bologna, and the Cardiology Unit, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Bologna (I.D.), and the Department of Clinical and Experimental Medicine, Careggi University Hospital, Florence (F.P.) - all in Italy; and Unidade de Pesquisa Clínica-UPC, Hospital Das Clinicas da Faculdade de Medicina de Ribeirão Preto-USP (M.S.), and Instituto do Coração-HCFMUSP (F.F.) - both in São Paulo.; Obici L; From Columbia University Irving Medical Center (M.S.M.) and Grossman School of Medicine, NYU Langone (A.G.-D.) - both in New York; the Center for Advanced Heart and Lung Disease, Baylor University Medical Center (P.K., R.L.G.), Baylor Scott & White Research Institute, and Texas A&M Health Science Center, Dallas (R.L.G.), and TCU School of Medicine, Fort Worth (R.L.G.) - all in Texas; the National Amyloidosis Centre, UCL, Division of Medicine, Royal Free Hospital, London (M.F., J.D.G.); Boston University School of Medicine (J.L.B.), the Cardiovascular Division, Brigham and Women's Hospital (S.D.S., M.D.C.), and the Division of Nuclear Medicine and Molecular Imaging, Brigham and Women's Hospital, Harvard Medical School (M.D.C.), Boston, and Alnylam Pharmaceuticals, Cambridge (P.B., M.T.W., J.C., E.Y., M.T.S., P.Y.J., P.P.G., J.V.) - all in Massachusetts; the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Department of Cardiology, Rigshospitalet, University of Copenhagen, Copenhagen (F.G.), and the Department of Cardiology, Aarhus University Hospital, Aarhus (S.H.P.) - both in Denmark; the Division of Cardiovascular Medicine, Department of Medicine, Vanderbilt University Medical Center, Nashville (R.R.H.); the Cardiology Department and French National Reference Center for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor Assistance Publique-Hôpitaux de Paris, and IMRB, INSERM, Université Paris Est Creteil, Creteil (T.D.), and INSERM, LTSI UMR 1099, Centre Hospitalier Universitaire de Rennes, Rennes (E.D.) - both in France; Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán, México City (A.G.-D.); the Department of Medicine, University of Chicago, Chicago (N.S.); the Department of Medicine (Neurology and Rheumatology), Shinshu University School of Medicine, Matsumoto (Y.S.), the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - all in Japan; Westmead Amyloidosis Service, Westmead Hospital, Sydney (M.S.T.); the Department of Cardiology, Institute for Clinical and Experimental Medicine (M.K.), and the 2nd Department of Medicine, Department of Cardiovascular Medicine, First Faculty of Medicine, Charles University in Prague and General University Hospital in Prague (T.P.) - both in Prague, Czech Republic; the Heart Vascular and Thoracic Institute, Cleveland Clinic, Cleveland (W.H.W.T.); Taipei Veterans General Hospital and National Yang Ming Chiao Tung University, Taipei, Taiwan (W.-C.Y.); Amyloidosis Research & Treatment Center, Fondazione IRCCS Policlinico San Matteo di Pavia, Pavia (L.O.), the Department of Medical and Surgical Sciences, University of Bologna, and the Cardiology Unit, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Bologna (I.D.), and the Department of Clinical and Experimental Medicine, Careggi University Hospital, Florence (F.P.) - all in Italy; and Unidade de Pesquisa Clínica-UPC, Hospital Das Clinicas da Faculdade de Medicina de Ribeirão Preto-USP (M.S.), and Instituto do Coração-HCFMUSP (F.F.) - both in São Paulo.; Simões M; From Columbia University Irving Medical Center (M.S.M.) and Grossman School of Medicine, NYU Langone (A.G.-D.) - both in New York; the Center for Advanced Heart and Lung Disease, Baylor University Medical Center (P.K., R.L.G.), Baylor Scott & White Research Institute, and Texas A&M Health Science Center, Dallas (R.L.G.), and TCU School of Medicine, Fort Worth (R.L.G.) - all in Texas; the National Amyloidosis Centre, UCL, Division of Medicine, Royal Free Hospital, London (M.F., J.D.G.); Boston University School of Medicine (J.L.B.), the Cardiovascular Division, Brigham and Women's Hospital (S.D.S., M.D.C.), and the Division of Nuclear Medicine and Molecular Imaging, Brigham and Women's Hospital, Harvard Medical School (M.D.C.), Boston, and Alnylam Pharmaceuticals, Cambridge (P.B., M.T.W., J.C., E.Y., M.T.S., P.Y.J., P.P.G., J.V.) - all in Massachusetts; the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Department of Cardiology, Rigshospitalet, University of Copenhagen, Copenhagen (F.G.), and the Department of Cardiology, Aarhus University Hospital, Aarhus (S.H.P.) - both in Denmark; the Division of Cardiovascular Medicine, Department of Medicine, Vanderbilt University Medical Center, Nashville (R.R.H.); the Cardiology Department and French National Reference Center for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor Assistance Publique-Hôpitaux de Paris, and IMRB, INSERM, Université Paris Est Creteil, Creteil (T.D.), and INSERM, LTSI UMR 1099, Centre Hospitalier Universitaire de Rennes, Rennes (E.D.) - both in France; Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán, México City (A.G.-D.); the Department of Medicine, University of Chicago, Chicago (N.S.); the Department of Medicine (Neurology and Rheumatology), Shinshu University School of Medicine, Matsumoto (Y.S.), the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - all in Japan; Westmead Amyloidosis Service, Westmead Hospital, Sydney (M.S.T.); the Department of Cardiology, Institute for Clinical and Experimental Medicine (M.K.), and the 2nd Department of Medicine, Department of Cardiovascular Medicine, First Faculty of Medicine, Charles University in Prague and General University Hospital in Prague (T.P.) - both in Prague, Czech Republic; the Heart Vascular and Thoracic Institute, Cleveland Clinic, Cleveland (W.H.W.T.); Taipei Veterans General Hospital and National Yang Ming Chiao Tung University, Taipei, Taiwan (W.-C.Y.); Amyloidosis Research & Treatment Center, Fondazione IRCCS Policlinico San Matteo di Pavia, Pavia (L.O.), the Department of Medical and Surgical Sciences, University of Bologna, and the Cardiology Unit, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Bologna (I.D.), and the Department of Clinical and Experimental Medicine, Careggi University Hospital, Florence (F.P.) - all in Italy; and Unidade de Pesquisa Clínica-UPC, Hospital Das Clinicas da Faculdade de Medicina de Ribeirão Preto-USP (M.S.), and Instituto do Coração-HCFMUSP (F.F.) - both in São Paulo.; Fernandes F; From Columbia University Irving Medical Center (M.S.M.) and Grossman School of Medicine, NYU Langone (A.G.-D.) - both in New York; the Center for Advanced Heart and Lung Disease, Baylor University Medical Center (P.K., R.L.G.), Baylor Scott & White Research Institute, and Texas A&M Health Science Center, Dallas (R.L.G.), and TCU School of Medicine, Fort Worth (R.L.G.) - all in Texas; the National Amyloidosis Centre, UCL, Division of Medicine, Royal Free Hospital, London (M.F., J.D.G.); Boston University School of Medicine (J.L.B.), the Cardiovascular Division, Brigham and Women's Hospital (S.D.S., M.D.C.), and the Division of Nuclear Medicine and Molecular Imaging, Brigham and Women's Hospital, Harvard Medical School (M.D.C.), Boston, and Alnylam Pharmaceuticals, Cambridge (P.B., M.T.W., J.C., E.Y., M.T.S., P.Y.J., P.P.G., J.V.) - all in Massachusetts; the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Department of Cardiology, Rigshospitalet, University of Copenhagen, Copenhagen (F.G.), and the Department of Cardiology, Aarhus University Hospital, Aarhus (S.H.P.) - both in Denmark; the Division of Cardiovascular Medicine, Department of Medicine, Vanderbilt University Medical Center, Nashville (R.R.H.); the Cardiology Department and French National Reference Center for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor Assistance Publique-Hôpitaux de Paris, and IMRB, INSERM, Université Paris Est Creteil, Creteil (T.D.), and INSERM, LTSI UMR 1099, Centre Hospitalier Universitaire de Rennes, Rennes (E.D.) - both in France; Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán, México City (A.G.-D.); the Department of Medicine, University of Chicago, Chicago (N.S.); the Department of Medicine (Neurology and Rheumatology), Shinshu University School of Medicine, Matsumoto (Y.S.), the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - all in Japan; Westmead Amyloidosis Service, Westmead Hospital, Sydney (M.S.T.); the Department of Cardiology, Institute for Clinical and Experimental Medicine (M.K.), and the 2nd Department of Medicine, Department of Cardiovascular Medicine, First Faculty of Medicine, Charles University in Prague and General University Hospital in Prague (T.P.) - both in Prague, Czech Republic; the Heart Vascular and Thoracic Institute, Cleveland Clinic, Cleveland (W.H.W.T.); Taipei Veterans General Hospital and National Yang Ming Chiao Tung University, Taipei, Taiwan (W.-C.Y.); Amyloidosis Research & Treatment Center, Fondazione IRCCS Policlinico San Matteo di Pavia, Pavia (L.O.), the Department of Medical and Surgical Sciences, University of Bologna, and the Cardiology Unit, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Bologna (I.D.), and the Department of Clinical and Experimental Medicine, Careggi University Hospital, Florence (F.P.) - all in Italy; and Unidade de Pesquisa Clínica-UPC, Hospital Das Clinicas da Faculdade de Medicina de Ribeirão Preto-USP (M.S.), and Instituto do Coração-HCFMUSP (F.F.) - both in São Paulo.; Poulsen SH; From Columbia University Irving Medical Center (M.S.M.) and Grossman School of Medicine, NYU Langone (A.G.-D.) - both in New York; the Center for Advanced Heart and Lung Disease, Baylor University Medical Center (P.K., R.L.G.), Baylor Scott & White Research Institute, and Texas A&M Health Science Center, Dallas (R.L.G.), and TCU School of Medicine, Fort Worth (R.L.G.) - all in Texas; the National Amyloidosis Centre, UCL, Division of Medicine, Royal Free Hospital, London (M.F., J.D.G.); Boston University School of Medicine (J.L.B.), the Cardiovascular Division, Brigham and Women's Hospital (S.D.S., M.D.C.), and the Division of Nuclear Medicine and Molecular Imaging, Brigham and Women's Hospital, Harvard Medical School (M.D.C.), Boston, and Alnylam Pharmaceuticals, Cambridge (P.B., M.T.W., J.C., E.Y., M.T.S., P.Y.J., P.P.G., J.V.) - all in Massachusetts; the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Department of Cardiology, Rigshospitalet, University of Copenhagen, Copenhagen (F.G.), and the Department of Cardiology, Aarhus University Hospital, Aarhus (S.H.P.) - both in Denmark; the Division of Cardiovascular Medicine, Department of Medicine, Vanderbilt University Medical Center, Nashville (R.R.H.); the Cardiology Department and French National Reference Center for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor Assistance Publique-Hôpitaux de Paris, and IMRB, INSERM, Université Paris Est Creteil, Creteil (T.D.), and INSERM, LTSI UMR 1099, Centre Hospitalier Universitaire de Rennes, Rennes (E.D.) - both in France; Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán, México City (A.G.-D.); the Department of Medicine, University of Chicago, Chicago (N.S.); the Department of Medicine (Neurology and Rheumatology), Shinshu University School of Medicine, Matsumoto (Y.S.), the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - all in Japan; Westmead Amyloidosis Service, Westmead Hospital, Sydney (M.S.T.); the Department of Cardiology, Institute for Clinical and Experimental Medicine (M.K.), and the 2nd Department of Medicine, Department of Cardiovascular Medicine, First Faculty of Medicine, Charles University in Prague and General University Hospital in Prague (T.P.) - both in Prague, Czech Republic; the Heart Vascular and Thoracic Institute, Cleveland Clinic, Cleveland (W.H.W.T.); Taipei Veterans General Hospital and National Yang Ming Chiao Tung University, Taipei, Taiwan (W.-C.Y.); Amyloidosis Research & Treatment Center, Fondazione IRCCS Policlinico San Matteo di Pavia, Pavia (L.O.), the Department of Medical and Surgical Sciences, University of Bologna, and the Cardiology Unit, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Bologna (I.D.), and the Department of Clinical and Experimental Medicine, Careggi University Hospital, Florence (F.P.) - all in Italy; and Unidade de Pesquisa Clínica-UPC, Hospital Das Clinicas da Faculdade de Medicina de Ribeirão Preto-USP (M.S.), and Instituto do Coração-HCFMUSP (F.F.) - both in São Paulo.; Diemberger I; From Columbia University Irving Medical Center (M.S.M.) and Grossman School of Medicine, NYU Langone (A.G.-D.) - both in New York; the Center for Advanced Heart and Lung Disease, Baylor University Medical Center (P.K., R.L.G.), Baylor Scott & White Research Institute, and Texas A&M Health Science Center, Dallas (R.L.G.), and TCU School of Medicine, Fort Worth (R.L.G.) - all in Texas; the National Amyloidosis Centre, UCL, Division of Medicine, Royal Free Hospital, London (M.F., J.D.G.); Boston University School of Medicine (J.L.B.), the Cardiovascular Division, Brigham and Women's Hospital (S.D.S., M.D.C.), and the Division of Nuclear Medicine and Molecular Imaging, Brigham and Women's Hospital, Harvard Medical School (M.D.C.), Boston, and Alnylam Pharmaceuticals, Cambridge (P.B., M.T.W., J.C., E.Y., M.T.S., P.Y.J., P.P.G., J.V.) - all in Massachusetts; the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Department of Cardiology, Rigshospitalet, University of Copenhagen, Copenhagen (F.G.), and the Department of Cardiology, Aarhus University Hospital, Aarhus (S.H.P.) - both in Denmark; the Division of Cardiovascular Medicine, Department of Medicine, Vanderbilt University Medical Center, Nashville (R.R.H.); the Cardiology Department and French National Reference Center for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor Assistance Publique-Hôpitaux de Paris, and IMRB, INSERM, Université Paris Est Creteil, Creteil (T.D.), and INSERM, LTSI UMR 1099, Centre Hospitalier Universitaire de Rennes, Rennes (E.D.) - both in France; Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán, México City (A.G.-D.); the Department of Medicine, University of Chicago, Chicago (N.S.); the Department of Medicine (Neurology and Rheumatology), Shinshu University School of Medicine, Matsumoto (Y.S.), the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - all in Japan; Westmead Amyloidosis Service, Westmead Hospital, Sydney (M.S.T.); the Department of Cardiology, Institute for Clinical and Experimental Medicine (M.K.), and the 2nd Department of Medicine, Department of Cardiovascular Medicine, First Faculty of Medicine, Charles University in Prague and General University Hospital in Prague (T.P.) - both in Prague, Czech Republic; the Heart Vascular and Thoracic Institute, Cleveland Clinic, Cleveland (W.H.W.T.); Taipei Veterans General Hospital and National Yang Ming Chiao Tung University, Taipei, Taiwan (W.-C.Y.); Amyloidosis Research & Treatment Center, Fondazione IRCCS Policlinico San Matteo di Pavia, Pavia (L.O.), the Department of Medical and Surgical Sciences, University of Bologna, and the Cardiology Unit, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Bologna (I.D.), and the Department of Clinical and Experimental Medicine, Careggi University Hospital, Florence (F.P.) - all in Italy; and Unidade de Pesquisa Clínica-UPC, Hospital Das Clinicas da Faculdade de Medicina de Ribeirão Preto-USP (M.S.), and Instituto do Coração-HCFMUSP (F.F.) - both in São Paulo.; Perfetto F; From Columbia University Irving Medical Center (M.S.M.) and Grossman School of Medicine, NYU Langone (A.G.-D.) - both in New York; the Center for Advanced Heart and Lung Disease, Baylor University Medical Center (P.K., R.L.G.), Baylor Scott & White Research Institute, and Texas A&M Health Science Center, Dallas (R.L.G.), and TCU School of Medicine, Fort Worth (R.L.G.) - all in Texas; the National Amyloidosis Centre, UCL, Division of Medicine, Royal Free Hospital, London (M.F., J.D.G.); Boston University School of Medicine (J.L.B.), the Cardiovascular Division, Brigham and Women's Hospital (S.D.S., M.D.C.), and the Division of Nuclear Medicine and Molecular Imaging, Brigham and Women's Hospital, Harvard Medical School (M.D.C.), Boston, and Alnylam Pharmaceuticals, Cambridge (P.B., M.T.W., J.C., E.Y., M.T.S., P.Y.J., P.P.G., J.V.) - all in Massachusetts; the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Department of Cardiology, Rigshospitalet, University of Copenhagen, Copenhagen (F.G.), and the Department of Cardiology, Aarhus University Hospital, Aarhus (S.H.P.) - both in Denmark; the Division of Cardiovascular Medicine, Department of Medicine, Vanderbilt University Medical Center, Nashville (R.R.H.); the Cardiology Department and French National Reference Center for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor Assistance Publique-Hôpitaux de Paris, and IMRB, INSERM, Université Paris Est Creteil, Creteil (T.D.), and INSERM, LTSI UMR 1099, Centre Hospitalier Universitaire de Rennes, Rennes (E.D.) - both in France; Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán, México City (A.G.-D.); the Department of Medicine, University of Chicago, Chicago (N.S.); the Department of Medicine (Neurology and Rheumatology), Shinshu University School of Medicine, Matsumoto (Y.S.), the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - all in Japan; Westmead Amyloidosis Service, Westmead Hospital, Sydney (M.S.T.); the Department of Cardiology, Institute for Clinical and Experimental Medicine (M.K.), and the 2nd Department of Medicine, Department of Cardiovascular Medicine, First Faculty of Medicine, Charles University in Prague and General University Hospital in Prague (T.P.) - both in Prague, Czech Republic; the Heart Vascular and Thoracic Institute, Cleveland Clinic, Cleveland (W.H.W.T.); Taipei Veterans General Hospital and National Yang Ming Chiao Tung University, Taipei, Taiwan (W.-C.Y.); Amyloidosis Research & Treatment Center, Fondazione IRCCS Policlinico San Matteo di Pavia, Pavia (L.O.), the Department of Medical and Surgical Sciences, University of Bologna, and the Cardiology Unit, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Bologna (I.D.), and the Department of Clinical and Experimental Medicine, Careggi University Hospital, Florence (F.P.) - all in Italy; and Unidade de Pesquisa Clínica-UPC, Hospital Das Clinicas da Faculdade de Medicina de Ribeirão Preto-USP (M.S.), and Instituto do Coração-HCFMUSP (F.F.) - both in São Paulo.; Solomon SD; From Columbia University Irving Medical Center (M.S.M.) and Grossman School of Medicine, NYU Langone (A.G.-D.) - both in New York; the Center for Advanced Heart and Lung Disease, Baylor University Medical Center (P.K., R.L.G.), Baylor Scott & White Research Institute, and Texas A&M Health Science Center, Dallas (R.L.G.), and TCU School of Medicine, Fort Worth (R.L.G.) - all in Texas; the National Amyloidosis Centre, UCL, Division of Medicine, Royal Free Hospital, London (M.F., J.D.G.); Boston University School of Medicine (J.L.B.), the Cardiovascular Division, Brigham and Women's Hospital (S.D.S., M.D.C.), and the Division of Nuclear Medicine and Molecular Imaging, Brigham and Women's Hospital, Harvard Medical School (M.D.C.), Boston, and Alnylam Pharmaceuticals, Cambridge (P.B., M.T.W., J.C., E.Y., M.T.S., P.Y.J., P.P.G., J.V.) - all in Massachusetts; the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Department of Cardiology, Rigshospitalet, University of Copenhagen, Copenhagen (F.G.), and the Department of Cardiology, Aarhus University Hospital, Aarhus (S.H.P.) - both in Denmark; the Division of Cardiovascular Medicine, Department of Medicine, Vanderbilt University Medical Center, Nashville (R.R.H.); the Cardiology Department and French National Reference Center for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor Assistance Publique-Hôpitaux de Paris, and IMRB, INSERM, Université Paris Est Creteil, Creteil (T.D.), and INSERM, LTSI UMR 1099, Centre Hospitalier Universitaire de Rennes, Rennes (E.D.) - both in France; Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán, México City (A.G.-D.); the Department of Medicine, University of Chicago, Chicago (N.S.); the Department of Medicine (Neurology and Rheumatology), Shinshu University School of Medicine, Matsumoto (Y.S.), the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - all in Japan; Westmead Amyloidosis Service, Westmead Hospital, Sydney (M.S.T.); the Department of Cardiology, Institute for Clinical and Experimental Medicine (M.K.), and the 2nd Department of Medicine, Department of Cardiovascular Medicine, First Faculty of Medicine, Charles University in Prague and General University Hospital in Prague (T.P.) - both in Prague, Czech Republic; the Heart Vascular and Thoracic Institute, Cleveland Clinic, Cleveland (W.H.W.T.); Taipei Veterans General Hospital and National Yang Ming Chiao Tung University, Taipei, Taiwan (W.-C.Y.); Amyloidosis Research & Treatment Center, Fondazione IRCCS Policlinico San Matteo di Pavia, Pavia (L.O.), the Department of Medical and Surgical Sciences, University of Bologna, and the Cardiology Unit, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Bologna (I.D.), and the Department of Clinical and Experimental Medicine, Careggi University Hospital, Florence (F.P.) - all in Italy; and Unidade de Pesquisa Clínica-UPC, Hospital Das Clinicas da Faculdade de Medicina de Ribeirão Preto-USP (M.S.), and Instituto do Coração-HCFMUSP (F.F.) - both in São Paulo.; Di Carli M; From Columbia University Irving Medical Center (M.S.M.) and Grossman School of Medicine, NYU Langone (A.G.-D.) - both in New York; the Center for Advanced Heart and Lung Disease, Baylor University Medical Center (P.K., R.L.G.), Baylor Scott & White Research Institute, and Texas A&M Health Science Center, Dallas (R.L.G.), and TCU School of Medicine, Fort Worth (R.L.G.) - all in Texas; the National Amyloidosis Centre, UCL, Division of Medicine, Royal Free Hospital, London (M.F., J.D.G.); Boston University School of Medicine (J.L.B.), the Cardiovascular Division, Brigham and Women's Hospital (S.D.S., M.D.C.), and the Division of Nuclear Medicine and Molecular Imaging, Brigham and Women's Hospital, Harvard Medical School (M.D.C.), Boston, and Alnylam Pharmaceuticals, Cambridge (P.B., M.T.W., J.C., E.Y., M.T.S., P.Y.J., P.P.G., J.V.) - all in Massachusetts; the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Department of Cardiology, Rigshospitalet, University of Copenhagen, Copenhagen (F.G.), and the Department of Cardiology, Aarhus University Hospital, Aarhus (S.H.P.) - both in Denmark; the Division of Cardiovascular Medicine, Department of Medicine, Vanderbilt University Medical Center, Nashville (R.R.H.); the Cardiology Department and French National Reference Center for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor Assistance Publique-Hôpitaux de Paris, and IMRB, INSERM, Université Paris Est Creteil, Creteil (T.D.), and INSERM, LTSI UMR 1099, Centre Hospitalier Universitaire de Rennes, Rennes (E.D.) - both in France; Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán, México City (A.G.-D.); the Department of Medicine, University of Chicago, Chicago (N.S.); the Department of Medicine (Neurology and Rheumatology), Shinshu University School of Medicine, Matsumoto (Y.S.), the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - all in Japan; Westmead Amyloidosis Service, Westmead Hospital, Sydney (M.S.T.); the Department of Cardiology, Institute for Clinical and Experimental Medicine (M.K.), and the 2nd Department of Medicine, Department of Cardiovascular Medicine, First Faculty of Medicine, Charles University in Prague and General University Hospital in Prague (T.P.) - both in Prague, Czech Republic; the Heart Vascular and Thoracic Institute, Cleveland Clinic, Cleveland (W.H.W.T.); Taipei Veterans General Hospital and National Yang Ming Chiao Tung University, Taipei, Taiwan (W.-C.Y.); Amyloidosis Research & Treatment Center, Fondazione IRCCS Policlinico San Matteo di Pavia, Pavia (L.O.), the Department of Medical and Surgical Sciences, University of Bologna, and the Cardiology Unit, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Bologna (I.D.), and the Department of Clinical and Experimental Medicine, Careggi University Hospital, Florence (F.P.) - all in Italy; and Unidade de Pesquisa Clínica-UPC, Hospital Das Clinicas da Faculdade de Medicina de Ribeirão Preto-USP (M.S.), and Instituto do Coração-HCFMUSP (F.F.) - both in São Paulo.; Badri P; From Columbia University Irving Medical Center (M.S.M.) and Grossman School of Medicine, NYU Langone (A.G.-D.) - both in New York; the Center for Advanced Heart and Lung Disease, Baylor University Medical Center (P.K., R.L.G.), Baylor Scott & White Research Institute, and Texas A&M Health Science Center, Dallas (R.L.G.), and TCU School of Medicine, Fort Worth (R.L.G.) - all in Texas; the National Amyloidosis Centre, UCL, Division of Medicine, Royal Free Hospital, London (M.F., J.D.G.); Boston University School of Medicine (J.L.B.), the Cardiovascular Division, Brigham and Women's Hospital (S.D.S., M.D.C.), and the Division of Nuclear Medicine and Molecular Imaging, Brigham and Women's Hospital, Harvard Medical School (M.D.C.), Boston, and Alnylam Pharmaceuticals, Cambridge (P.B., M.T.W., J.C., E.Y., M.T.S., P.Y.J., P.P.G., J.V.) - all in Massachusetts; the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Department of Cardiology, Rigshospitalet, University of Copenhagen, Copenhagen (F.G.), and the Department of Cardiology, Aarhus University Hospital, Aarhus (S.H.P.) - both in Denmark; the Division of Cardiovascular Medicine, Department of Medicine, Vanderbilt University Medical Center, Nashville (R.R.H.); the Cardiology Department and French National Reference Center for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor Assistance Publique-Hôpitaux de Paris, and IMRB, INSERM, Université Paris Est Creteil, Creteil (T.D.), and INSERM, LTSI UMR 1099, Centre Hospitalier Universitaire de Rennes, Rennes (E.D.) - both in France; Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán, México City (A.G.-D.); the Department of Medicine, University of Chicago, Chicago (N.S.); the Department of Medicine (Neurology and Rheumatology), Shinshu University School of Medicine, Matsumoto (Y.S.), the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - all in Japan; Westmead Amyloidosis Service, Westmead Hospital, Sydney (M.S.T.); the Department of Cardiology, Institute for Clinical and Experimental Medicine (M.K.), and the 2nd Department of Medicine, Department of Cardiovascular Medicine, First Faculty of Medicine, Charles University in Prague and General University Hospital in Prague (T.P.) - both in Prague, Czech Republic; the Heart Vascular and Thoracic Institute, Cleveland Clinic, Cleveland (W.H.W.T.); Taipei Veterans General Hospital and National Yang Ming Chiao Tung University, Taipei, Taiwan (W.-C.Y.); Amyloidosis Research & Treatment Center, Fondazione IRCCS Policlinico San Matteo di Pavia, Pavia (L.O.), the Department of Medical and Surgical Sciences, University of Bologna, and the Cardiology Unit, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Bologna (I.D.), and the Department of Clinical and Experimental Medicine, Careggi University Hospital, Florence (F.P.) - all in Italy; and Unidade de Pesquisa Clínica-UPC, Hospital Das Clinicas da Faculdade de Medicina de Ribeirão Preto-USP (M.S.), and Instituto do Coração-HCFMUSP (F.F.) - both in São Paulo.; White MT; From Columbia University Irving Medical Center (M.S.M.) and Grossman School of Medicine, NYU Langone (A.G.-D.) - both in New York; the Center for Advanced Heart and Lung Disease, Baylor University Medical Center (P.K., R.L.G.), Baylor Scott & White Research Institute, and Texas A&M Health Science Center, Dallas (R.L.G.), and TCU School of Medicine, Fort Worth (R.L.G.) - all in Texas; the National Amyloidosis Centre, UCL, Division of Medicine, Royal Free Hospital, London (M.F., J.D.G.); Boston University School of Medicine (J.L.B.), the Cardiovascular Division, Brigham and Women's Hospital (S.D.S., M.D.C.), and the Division of Nuclear Medicine and Molecular Imaging, Brigham and Women's Hospital, Harvard Medical School (M.D.C.), Boston, and Alnylam Pharmaceuticals, Cambridge (P.B., M.T.W., J.C., E.Y., M.T.S., P.Y.J., P.P.G., J.V.) - all in Massachusetts; the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Department of Cardiology, Rigshospitalet, University of Copenhagen, Copenhagen (F.G.), and the Department of Cardiology, Aarhus University Hospital, Aarhus (S.H.P.) - both in Denmark; the Division of Cardiovascular Medicine, Department of Medicine, Vanderbilt University Medical Center, Nashville (R.R.H.); the Cardiology Department and French National Reference Center for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor Assistance Publique-Hôpitaux de Paris, and IMRB, INSERM, Université Paris Est Creteil, Creteil (T.D.), and INSERM, LTSI UMR 1099, Centre Hospitalier Universitaire de Rennes, Rennes (E.D.) - both in France; Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán, México City (A.G.-D.); the Department of Medicine, University of Chicago, Chicago (N.S.); the Department of Medicine (Neurology and Rheumatology), Shinshu University School of Medicine, Matsumoto (Y.S.), the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - all in Japan; Westmead Amyloidosis Service, Westmead Hospital, Sydney (M.S.T.); the Department of Cardiology, Institute for Clinical and Experimental Medicine (M.K.), and the 2nd Department of Medicine, Department of Cardiovascular Medicine, First Faculty of Medicine, Charles University in Prague and General University Hospital in Prague (T.P.) - both in Prague, Czech Republic; the Heart Vascular and Thoracic Institute, Cleveland Clinic, Cleveland (W.H.W.T.); Taipei Veterans General Hospital and National Yang Ming Chiao Tung University, Taipei, Taiwan (W.-C.Y.); Amyloidosis Research & Treatment Center, Fondazione IRCCS Policlinico San Matteo di Pavia, Pavia (L.O.), the Department of Medical and Surgical Sciences, University of Bologna, and the Cardiology Unit, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Bologna (I.D.), and the Department of Clinical and Experimental Medicine, Careggi University Hospital, Florence (F.P.) - all in Italy; and Unidade de Pesquisa Clínica-UPC, Hospital Das Clinicas da Faculdade de Medicina de Ribeirão Preto-USP (M.S.), and Instituto do Coração-HCFMUSP (F.F.) - both in São Paulo.; Chen J; From Columbia University Irving Medical Center (M.S.M.) and Grossman School of Medicine, NYU Langone (A.G.-D.) - both in New York; the Center for Advanced Heart and Lung Disease, Baylor University Medical Center (P.K., R.L.G.), Baylor Scott & White Research Institute, and Texas A&M Health Science Center, Dallas (R.L.G.), and TCU School of Medicine, Fort Worth (R.L.G.) - all in Texas; the National Amyloidosis Centre, UCL, Division of Medicine, Royal Free Hospital, London (M.F., J.D.G.); Boston University School of Medicine (J.L.B.), the Cardiovascular Division, Brigham and Women's Hospital (S.D.S., M.D.C.), and the Division of Nuclear Medicine and Molecular Imaging, Brigham and Women's Hospital, Harvard Medical School (M.D.C.), Boston, and Alnylam Pharmaceuticals, Cambridge (P.B., M.T.W., J.C., E.Y., M.T.S., P.Y.J., P.P.G., J.V.) - all in Massachusetts; the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Department of Cardiology, Rigshospitalet, University of Copenhagen, Copenhagen (F.G.), and the Department of Cardiology, Aarhus University Hospital, Aarhus (S.H.P.) - both in Denmark; the Division of Cardiovascular Medicine, Department of Medicine, Vanderbilt University Medical Center, Nashville (R.R.H.); the Cardiology Department and French National Reference Center for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor Assistance Publique-Hôpitaux de Paris, and IMRB, INSERM, Université Paris Est Creteil, Creteil (T.D.), and INSERM, LTSI UMR 1099, Centre Hospitalier Universitaire de Rennes, Rennes (E.D.) - both in France; Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán, México City (A.G.-D.); the Department of Medicine, University of Chicago, Chicago (N.S.); the Department of Medicine (Neurology and Rheumatology), Shinshu University School of Medicine, Matsumoto (Y.S.), the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - all in Japan; Westmead Amyloidosis Service, Westmead Hospital, Sydney (M.S.T.); the Department of Cardiology, Institute for Clinical and Experimental Medicine (M.K.), and the 2nd Department of Medicine, Department of Cardiovascular Medicine, First Faculty of Medicine, Charles University in Prague and General University Hospital in Prague (T.P.) - both in Prague, Czech Republic; the Heart Vascular and Thoracic Institute, Cleveland Clinic, Cleveland (W.H.W.T.); Taipei Veterans General Hospital and National Yang Ming Chiao Tung University, Taipei, Taiwan (W.-C.Y.); Amyloidosis Research & Treatment Center, Fondazione IRCCS Policlinico San Matteo di Pavia, Pavia (L.O.), the Department of Medical and Surgical Sciences, University of Bologna, and the Cardiology Unit, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Bologna (I.D.), and the Department of Clinical and Experimental Medicine, Careggi University Hospital, Florence (F.P.) - all in Italy; and Unidade de Pesquisa Clínica-UPC, Hospital Das Clinicas da Faculdade de Medicina de Ribeirão Preto-USP (M.S.), and Instituto do Coração-HCFMUSP (F.F.) - both in São Paulo.; Yureneva E; From Columbia University Irving Medical Center (M.S.M.) and Grossman School of Medicine, NYU Langone (A.G.-D.) - both in New York; the Center for Advanced Heart and Lung Disease, Baylor University Medical Center (P.K., R.L.G.), Baylor Scott & White Research Institute, and Texas A&M Health Science Center, Dallas (R.L.G.), and TCU School of Medicine, Fort Worth (R.L.G.) - all in Texas; the National Amyloidosis Centre, UCL, Division of Medicine, Royal Free Hospital, London (M.F., J.D.G.); Boston University School of Medicine (J.L.B.), the Cardiovascular Division, Brigham and Women's Hospital (S.D.S., M.D.C.), and the Division of Nuclear Medicine and Molecular Imaging, Brigham and Women's Hospital, Harvard Medical School (M.D.C.), Boston, and Alnylam Pharmaceuticals, Cambridge (P.B., M.T.W., J.C., E.Y., M.T.S., P.Y.J., P.P.G., J.V.) - all in Massachusetts; the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Department of Cardiology, Rigshospitalet, University of Copenhagen, Copenhagen (F.G.), and the Department of Cardiology, Aarhus University Hospital, Aarhus (S.H.P.) - both in Denmark; the Division of Cardiovascular Medicine, Department of Medicine, Vanderbilt University Medical Center, Nashville (R.R.H.); the Cardiology Department and French National Reference Center for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor Assistance Publique-Hôpitaux de Paris, and IMRB, INSERM, Université Paris Est Creteil, Creteil (T.D.), and INSERM, LTSI UMR 1099, Centre Hospitalier Universitaire de Rennes, Rennes (E.D.) - both in France; Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán, México City (A.G.-D.); the Department of Medicine, University of Chicago, Chicago (N.S.); the Department of Medicine (Neurology and Rheumatology), Shinshu University School of Medicine, Matsumoto (Y.S.), the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - all in Japan; Westmead Amyloidosis Service, Westmead Hospital, Sydney (M.S.T.); the Department of Cardiology, Institute for Clinical and Experimental Medicine (M.K.), and the 2nd Department of Medicine, Department of Cardiovascular Medicine, First Faculty of Medicine, Charles University in Prague and General University Hospital in Prague (T.P.) - both in Prague, Czech Republic; the Heart Vascular and Thoracic Institute, Cleveland Clinic, Cleveland (W.H.W.T.); Taipei Veterans General Hospital and National Yang Ming Chiao Tung University, Taipei, Taiwan (W.-C.Y.); Amyloidosis Research & Treatment Center, Fondazione IRCCS Policlinico San Matteo di Pavia, Pavia (L.O.), the Department of Medical and Surgical Sciences, University of Bologna, and the Cardiology Unit, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Bologna (I.D.), and the Department of Clinical and Experimental Medicine, Careggi University Hospital, Florence (F.P.) - all in Italy; and Unidade de Pesquisa Clínica-UPC, Hospital Das Clinicas da Faculdade de Medicina de Ribeirão Preto-USP (M.S.), and Instituto do Coração-HCFMUSP (F.F.) - both in São Paulo.; Sweetser MT; From Columbia University Irving Medical Center (M.S.M.) and Grossman School of Medicine, NYU Langone (A.G.-D.) - both in New York; the Center for Advanced Heart and Lung Disease, Baylor University Medical Center (P.K., R.L.G.), Baylor Scott & White Research Institute, and Texas A&M Health Science Center, Dallas (R.L.G.), and TCU School of Medicine, Fort Worth (R.L.G.) - all in Texas; the National Amyloidosis Centre, UCL, Division of Medicine, Royal Free Hospital, London (M.F., J.D.G.); Boston University School of Medicine (J.L.B.), the Cardiovascular Division, Brigham and Women's Hospital (S.D.S., M.D.C.), and the Division of Nuclear Medicine and Molecular Imaging, Brigham and Women's Hospital, Harvard Medical School (M.D.C.), Boston, and Alnylam Pharmaceuticals, Cambridge (P.B., M.T.W., J.C., E.Y., M.T.S., P.Y.J., P.P.G., J.V.) - all in Massachusetts; the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Department of Cardiology, Rigshospitalet, University of Copenhagen, Copenhagen (F.G.), and the Department of Cardiology, Aarhus University Hospital, Aarhus (S.H.P.) - both in Denmark; the Division of Cardiovascular Medicine, Department of Medicine, Vanderbilt University Medical Center, Nashville (R.R.H.); the Cardiology Department and French National Reference Center for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor Assistance Publique-Hôpitaux de Paris, and IMRB, INSERM, Université Paris Est Creteil, Creteil (T.D.), and INSERM, LTSI UMR 1099, Centre Hospitalier Universitaire de Rennes, Rennes (E.D.) - both in France; Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán, México City (A.G.-D.); the Department of Medicine, University of Chicago, Chicago (N.S.); the Department of Medicine (Neurology and Rheumatology), Shinshu University School of Medicine, Matsumoto (Y.S.), the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - all in Japan; Westmead Amyloidosis Service, Westmead Hospital, Sydney (M.S.T.); the Department of Cardiology, Institute for Clinical and Experimental Medicine (M.K.), and the 2nd Department of Medicine, Department of Cardiovascular Medicine, First Faculty of Medicine, Charles University in Prague and General University Hospital in Prague (T.P.) - both in Prague, Czech Republic; the Heart Vascular and Thoracic Institute, Cleveland Clinic, Cleveland (W.H.W.T.); Taipei Veterans General Hospital and National Yang Ming Chiao Tung University, Taipei, Taiwan (W.-C.Y.); Amyloidosis Research & Treatment Center, Fondazione IRCCS Policlinico San Matteo di Pavia, Pavia (L.O.), the Department of Medical and Surgical Sciences, University of Bologna, and the Cardiology Unit, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Bologna (I.D.), and the Department of Clinical and Experimental Medicine, Careggi University Hospital, Florence (F.P.) - all in Italy; and Unidade de Pesquisa Clínica-UPC, Hospital Das Clinicas da Faculdade de Medicina de Ribeirão Preto-USP (M.S.), and Instituto do Coração-HCFMUSP (F.F.) - both in São Paulo.; Jay PY; From Columbia University Irving Medical Center (M.S.M.) and Grossman School of Medicine, NYU Langone (A.G.-D.) - both in New York; the Center for Advanced Heart and Lung Disease, Baylor University Medical Center (P.K., R.L.G.), Baylor Scott & White Research Institute, and Texas A&M Health Science Center, Dallas (R.L.G.), and TCU School of Medicine, Fort Worth (R.L.G.) - all in Texas; the National Amyloidosis Centre, UCL, Division of Medicine, Royal Free Hospital, London (M.F., J.D.G.); Boston University School of Medicine (J.L.B.), the Cardiovascular Division, Brigham and Women's Hospital (S.D.S., M.D.C.), and the Division of Nuclear Medicine and Molecular Imaging, Brigham and Women's Hospital, Harvard Medical School (M.D.C.), Boston, and Alnylam Pharmaceuticals, Cambridge (P.B., M.T.W., J.C., E.Y., M.T.S., P.Y.J., P.P.G., J.V.) - all in Massachusetts; the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Department of Cardiology, Rigshospitalet, University of Copenhagen, Copenhagen (F.G.), and the Department of Cardiology, Aarhus University Hospital, Aarhus (S.H.P.) - both in Denmark; the Division of Cardiovascular Medicine, Department of Medicine, Vanderbilt University Medical Center, Nashville (R.R.H.); the Cardiology Department and French National Reference Center for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor Assistance Publique-Hôpitaux de Paris, and IMRB, INSERM, Université Paris Est Creteil, Creteil (T.D.), and INSERM, LTSI UMR 1099, Centre Hospitalier Universitaire de Rennes, Rennes (E.D.) - both in France; Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán, México City (A.G.-D.); the Department of Medicine, University of Chicago, Chicago (N.S.); the Department of Medicine (Neurology and Rheumatology), Shinshu University School of Medicine, Matsumoto (Y.S.), the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - all in Japan; Westmead Amyloidosis Service, Westmead Hospital, Sydney (M.S.T.); the Department of Cardiology, Institute for Clinical and Experimental Medicine (M.K.), and the 2nd Department of Medicine, Department of Cardiovascular Medicine, First Faculty of Medicine, Charles University in Prague and General University Hospital in Prague (T.P.) - both in Prague, Czech Republic; the Heart Vascular and Thoracic Institute, Cleveland Clinic, Cleveland (W.H.W.T.); Taipei Veterans General Hospital and National Yang Ming Chiao Tung University, Taipei, Taiwan (W.-C.Y.); Amyloidosis Research & Treatment Center, Fondazione IRCCS Policlinico San Matteo di Pavia, Pavia (L.O.), the Department of Medical and Surgical Sciences, University of Bologna, and the Cardiology Unit, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Bologna (I.D.), and the Department of Clinical and Experimental Medicine, Careggi University Hospital, Florence (F.P.) - all in Italy; and Unidade de Pesquisa Clínica-UPC, Hospital Das Clinicas da Faculdade de Medicina de Ribeirão Preto-USP (M.S.), and Instituto do Coração-HCFMUSP (F.F.) - both in São Paulo.; Garg PP; From Columbia University Irving Medical Center (M.S.M.) and Grossman School of Medicine, NYU Langone (A.G.-D.) - both in New York; the Center for Advanced Heart and Lung Disease, Baylor University Medical Center (P.K., R.L.G.), Baylor Scott & White Research Institute, and Texas A&M Health Science Center, Dallas (R.L.G.), and TCU School of Medicine, Fort Worth (R.L.G.) - all in Texas; the National Amyloidosis Centre, UCL, Division of Medicine, Royal Free Hospital, London (M.F., J.D.G.); Boston University School of Medicine (J.L.B.), the Cardiovascular Division, Brigham and Women's Hospital (S.D.S., M.D.C.), and the Division of Nuclear Medicine and Molecular Imaging, Brigham and Women's Hospital, Harvard Medical School (M.D.C.), Boston, and Alnylam Pharmaceuticals, Cambridge (P.B., M.T.W., J.C., E.Y., M.T.S., P.Y.J., P.P.G., J.V.) - all in Massachusetts; the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Department of Cardiology, Rigshospitalet, University of Copenhagen, Copenhagen (F.G.), and the Department of Cardiology, Aarhus University Hospital, Aarhus (S.H.P.) - both in Denmark; the Division of Cardiovascular Medicine, Department of Medicine, Vanderbilt University Medical Center, Nashville (R.R.H.); the Cardiology Department and French National Reference Center for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor Assistance Publique-Hôpitaux de Paris, and IMRB, INSERM, Université Paris Est Creteil, Creteil (T.D.), and INSERM, LTSI UMR 1099, Centre Hospitalier Universitaire de Rennes, Rennes (E.D.) - both in France; Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán, México City (A.G.-D.); the Department of Medicine, University of Chicago, Chicago (N.S.); the Department of Medicine (Neurology and Rheumatology), Shinshu University School of Medicine, Matsumoto (Y.S.), the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - all in Japan; Westmead Amyloidosis Service, Westmead Hospital, Sydney (M.S.T.); the Department of Cardiology, Institute for Clinical and Experimental Medicine (M.K.), and the 2nd Department of Medicine, Department of Cardiovascular Medicine, First Faculty of Medicine, Charles University in Prague and General University Hospital in Prague (T.P.) - both in Prague, Czech Republic; the Heart Vascular and Thoracic Institute, Cleveland Clinic, Cleveland (W.H.W.T.); Taipei Veterans General Hospital and National Yang Ming Chiao Tung University, Taipei, Taiwan (W.-C.Y.); Amyloidosis Research & Treatment Center, Fondazione IRCCS Policlinico San Matteo di Pavia, Pavia (L.O.), the Department of Medical and Surgical Sciences, University of Bologna, and the Cardiology Unit, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Bologna (I.D.), and the Department of Clinical and Experimental Medicine, Careggi University Hospital, Florence (F.P.) - all in Italy; and Unidade de Pesquisa Clínica-UPC, Hospital Das Clinicas da Faculdade de Medicina de Ribeirão Preto-USP (M.S.), and Instituto do Coração-HCFMUSP (F.F.) - both in São Paulo.; Vest J; From Columbia University Irving Medical Center (M.S.M.) and Grossman School of Medicine, NYU Langone (A.G.-D.) - both in New York; the Center for Advanced Heart and Lung Disease, Baylor University Medical Center (P.K., R.L.G.), Baylor Scott & White Research Institute, and Texas A&M Health Science Center, Dallas (R.L.G.), and TCU School of Medicine, Fort Worth (R.L.G.) - all in Texas; the National Amyloidosis Centre, UCL, Division of Medicine, Royal Free Hospital, London (M.F., J.D.G.); Boston University School of Medicine (J.L.B.), the Cardiovascular Division, Brigham and Women's Hospital (S.D.S., M.D.C.), and the Division of Nuclear Medicine and Molecular Imaging, Brigham and Women's Hospital, Harvard Medical School (M.D.C.), Boston, and Alnylam Pharmaceuticals, Cambridge (P.B., M.T.W., J.C., E.Y., M.T.S., P.Y.J., P.P.G., J.V.) - all in Massachusetts; the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Department of Cardiology, Rigshospitalet, University of Copenhagen, Copenhagen (F.G.), and the Department of Cardiology, Aarhus University Hospital, Aarhus (S.H.P.) - both in Denmark; the Division of Cardiovascular Medicine, Department of Medicine, Vanderbilt University Medical Center, Nashville (R.R.H.); the Cardiology Department and French National Reference Center for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor Assistance Publique-Hôpitaux de Paris, and IMRB, INSERM, Université Paris Est Creteil, Creteil (T.D.), and INSERM, LTSI UMR 1099, Centre Hospitalier Universitaire de Rennes, Rennes (E.D.) - both in France; Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán, México City (A.G.-D.); the Department of Medicine, University of Chicago, Chicago (N.S.); the Department of Medicine (Neurology and Rheumatology), Shinshu University School of Medicine, Matsumoto (Y.S.), the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - all in Japan; Westmead Amyloidosis Service, Westmead Hospital, Sydney (M.S.T.); the Department of Cardiology, Institute for Clinical and Experimental Medicine (M.K.), and the 2nd Department of Medicine, Department of Cardiovascular Medicine, First Faculty of Medicine, Charles University in Prague and General University Hospital in Prague (T.P.) - both in Prague, Czech Republic; the Heart Vascular and Thoracic Institute, Cleveland Clinic, Cleveland (W.H.W.T.); Taipei Veterans General Hospital and National Yang Ming Chiao Tung University, Taipei, Taiwan (W.-C.Y.); Amyloidosis Research & Treatment Center, Fondazione IRCCS Policlinico San Matteo di Pavia, Pavia (L.O.), the Department of Medical and Surgical Sciences, University of Bologna, and the Cardiology Unit, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Bologna (I.D.), and the Department of Clinical and Experimental Medicine, Careggi University Hospital, Florence (F.P.) - all in Italy; and Unidade de Pesquisa Clínica-UPC, Hospital Das Clinicas da Faculdade de Medicina de Ribeirão Preto-USP (M.S.), and Instituto do Coração-HCFMUSP (F.F.) - both in São Paulo.; Gillmore JD; From Columbia University Irving Medical Center (M.S.M.) and Grossman School of Medicine, NYU Langone (A.G.-D.) - both in New York; the Center for Advanced Heart and Lung Disease, Baylor University Medical Center (P.K., R.L.G.), Baylor Scott & White Research Institute, and Texas A&M Health Science Center, Dallas (R.L.G.), and TCU School of Medicine, Fort Worth (R.L.G.) - all in Texas; the National Amyloidosis Centre, UCL, Division of Medicine, Royal Free Hospital, London (M.F., J.D.G.); Boston University School of Medicine (J.L.B.), the Cardiovascular Division, Brigham and Women's Hospital (S.D.S., M.D.C.), and the Division of Nuclear Medicine and Molecular Imaging, Brigham and Women's Hospital, Harvard Medical School (M.D.C.), Boston, and Alnylam Pharmaceuticals, Cambridge (P.B., M.T.W., J.C., E.Y., M.T.S., P.Y.J., P.P.G., J.V.) - all in Massachusetts; the Department of Cardiovascular Diseases, Mayo Clinic College of Medicine, Rochester, MN (M.G.); the Department of Cardiology, Rigshospitalet, University of Copenhagen, Copenhagen (F.G.), and the Department of Cardiology, Aarhus University Hospital, Aarhus (S.H.P.) - both in Denmark; the Division of Cardiovascular Medicine, Department of Medicine, Vanderbilt University Medical Center, Nashville (R.R.H.); the Cardiology Department and French National Reference Center for Cardiac Amyloidosis, GRC Amyloid Research Institute and Clinical Investigation Centre 1430 at Hôpitaux Universitaires Henri-Mondor Assistance Publique-Hôpitaux de Paris, and IMRB, INSERM, Université Paris Est Creteil, Creteil (T.D.), and INSERM, LTSI UMR 1099, Centre Hospitalier Universitaire de Rennes, Rennes (E.D.) - both in France; Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán, México City (A.G.-D.); the Department of Medicine, University of Chicago, Chicago (N.S.); the Department of Medicine (Neurology and Rheumatology), Shinshu University School of Medicine, Matsumoto (Y.S.), the Division of Cardiovascular Medicine, Department of Medicine, Kurume University School of Medicine, Kurume (N.T.), and the Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto (K.T.) - all in Japan; Westmead Amyloidosis Service, Westmead Hospital, Sydney (M.S.T.); the Department of Cardiology, Institute for Clinical and Experimental Medicine (M.K.), and the 2nd Department of Medicine, Department of Cardiovascular Medicine, First Faculty of Medicine, Charles University in Prague and General University Hospital in Prague (T.P.) - both in Prague, Czech Republic; the Heart Vascular and Thoracic Institute, Cleveland Clinic, Cleveland (W.H.W.T.); Taipei Veterans General Hospital and National Yang Ming Chiao Tung University, Taipei, Taiwan (W.-C.Y.); Amyloidosis Research & Treatment Center, Fondazione IRCCS Policlinico San Matteo di Pavia, Pavia (L.O.), the Department of Medical and Surgical Sciences, University of Bologna, and the Cardiology Unit, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Bologna (I.D.), and the Department of Clinical and Experimental Medicine, Careggi University Hospital, Florence (F.P.) - all in Italy; and Unidade de Pesquisa Clínica-UPC, Hospital Das Clinicas da Faculdade de Medicina de Ribeirão Preto-USP (M.S.), and Instituto do Coração-HCFMUSP (F.F.) - both in São Paulo.

Publisher: Massachusetts Medical Society Country of Publication: United States NLM ID: 0255562 Publication Model: Print Cited Medium: Internet ISSN: 1533-4406 (Electronic) Linking ISSN: 00284793 NLM ISO Abbreviation: N Engl J Med Subsets: MEDLINE

Das Pradhan A; From the Center for Cardiovascular Disease Prevention, Division of Preventive Medicine (A.D.P., R.J.G., J.G.M., E.S.Z., B.M.E., N.P.P., J.E.B., P.M.R) and the Division of Cardiovascular Medicine (B.M.E.,P.L., P.M.R.), Brigham and Women's Hospital, the Division of Cardiovascular Medicine, Veteran Affairs Boston Health Care System (A.D.P., J.J.), and Kowa Pharma Development (R.O.) - all in Boston; University of Lille, Lille (J.-C.F.) and the Department of Neurology and Stroke Center, Paris Cité University, Paris (P.A.) - both in France; Kowa Research Institute, Morrisville, NC (S.E.C.); the Division of Lipidology, Department of Medicine, University of Cape Town, Cape Town, South Africa (D.J.B.); Utah Lipid Center, Salt Lake City (E.A.B.); the University of Colorado School of Medicine, Aurora (R.H.E.); the University of Tennessee Health Science Center, Memphis (M.B.E.); the Division of Endocrinology, Universitário Hospital João de Barros Barreto, Belém (J.S.F.), and the Heart Institute (InCor), University of São Paulo Medical School Hospital, and Hospital Israelita Albert Einstein (R.D.S.), São Paulo - all in Brazil; Columbia University Vagelos College of Physicians and Surgeons, New York (H.N.G.); Queen Giovanna University Hospital, Sofia, Bulgaria (A.G.); Jichi Medical University, Shimotsuke (S.I.), the Research Center for Advanced Science and Technology, University of Tokyo, Tokyo (T.K.), and Chiba University Graduate School of Medicine, Chiba (K.Y.) - all in Japan; Deutsches Herzzentrum München, Technische Universität München and German Center for Cardiovascular Research, Partner Site Munich Heart Alliance, Munich (W.K.), Institute of Epidemiology and Medical Biometry, University of Ulm, Ulm (W.K.), and Rheinisch-Westfälische Technische Hochschule Aachen, University Hospital Aachen, Aachen (N.M.) - all in Germany; McMaster University and Population Health Research Institute, Hamilton, ON (P.A.) and the Division of Endocrinology and Metabolism, St. Michael's Hospital, University of Toronto, Toronto (L.A.L.) - both in Canada; Docencia, Asistencia Médica e Investigación Clínica Medical Institute-Rusculleda Foundation for Research, Córdoba, Argentina (A.J.L.); Shupyk National Healthcare University of Ukraine, Kyiv (B.M.); Copenhagen University Hospital-Herlev Gentofte, University of Copenhagen, Copenhagen (B.G.N.); the Department of Medical Clinical Pharmacology, University of Debrecen, Debrecen, Hungary (D.P.); the Department of Primary Care and Public Health, Imperial College London, London (K.K.R.), and the Department of Endocrinology, Diabetes, and Metabolism, Manchester University Hospital NHS Foundation Trust, Manchester (H.S.) - both in the United Kingdom; the Russian Academy of Postgraduate Medical Education, Moscow (A.S.); and the Department of Cardiology and Structural Heart Diseases, Medical University of Silesia, Katowice, Poland (M.T.).; Glynn RJ; From the Center for Cardiovascular Disease Prevention, Division of Preventive Medicine (A.D.P., R.J.G., J.G.M., E.S.Z., B.M.E., N.P.P., J.E.B., P.M.R) and the Division of Cardiovascular Medicine (B.M.E.,P.L., P.M.R.), Brigham and Women's Hospital, the Division of Cardiovascular Medicine, Veteran Affairs Boston Health Care System (A.D.P., J.J.), and Kowa Pharma Development (R.O.) - all in Boston; University of Lille, Lille (J.-C.F.) and the Department of Neurology and Stroke Center, Paris Cité University, Paris (P.A.) - both in France; Kowa Research Institute, Morrisville, NC (S.E.C.); the Division of Lipidology, Department of Medicine, University of Cape Town, Cape Town, South Africa (D.J.B.); Utah Lipid Center, Salt Lake City (E.A.B.); the University of Colorado School of Medicine, Aurora (R.H.E.); the University of Tennessee Health Science Center, Memphis (M.B.E.); the Division of Endocrinology, Universitário Hospital João de Barros Barreto, Belém (J.S.F.), and the Heart Institute (InCor), University of São Paulo Medical School Hospital, and Hospital Israelita Albert Einstein (R.D.S.), São Paulo - all in Brazil; Columbia University Vagelos College of Physicians and Surgeons, New York (H.N.G.); Queen Giovanna University Hospital, Sofia, Bulgaria (A.G.); Jichi Medical University, Shimotsuke (S.I.), the Research Center for Advanced Science and Technology, University of Tokyo, Tokyo (T.K.), and Chiba University Graduate School of Medicine, Chiba (K.Y.) - all in Japan; Deutsches Herzzentrum München, Technische Universität München and German Center for Cardiovascular Research, Partner Site Munich Heart Alliance, Munich (W.K.), Institute of Epidemiology and Medical Biometry, University of Ulm, Ulm (W.K.), and Rheinisch-Westfälische Technische Hochschule Aachen, University Hospital Aachen, Aachen (N.M.) - all in Germany; McMaster University and Population Health Research Institute, Hamilton, ON (P.A.) and the Division of Endocrinology and Metabolism, St. Michael's Hospital, University of Toronto, Toronto (L.A.L.) - both in Canada; Docencia, Asistencia Médica e Investigación Clínica Medical Institute-Rusculleda Foundation for Research, Córdoba, Argentina (A.J.L.); Shupyk National Healthcare University of Ukraine, Kyiv (B.M.); Copenhagen University Hospital-Herlev Gentofte, University of Copenhagen, Copenhagen (B.G.N.); the Department of Medical Clinical Pharmacology, University of Debrecen, Debrecen, Hungary (D.P.); the Department of Primary Care and Public Health, Imperial College London, London (K.K.R.), and the Department of Endocrinology, Diabetes, and Metabolism, Manchester University Hospital NHS Foundation Trust, Manchester (H.S.) - both in the United Kingdom; the Russian Academy of Postgraduate Medical Education, Moscow (A.S.); and the Department of Cardiology and Structural Heart Diseases, Medical University of Silesia, Katowice, Poland (M.T.).; Fruchart JC; From the Center for Cardiovascular Disease Prevention, Division of Preventive Medicine (A.D.P., R.J.G., J.G.M., E.S.Z., B.M.E., N.P.P., J.E.B., P.M.R) and the Division of Cardiovascular Medicine (B.M.E.,P.L., P.M.R.), Brigham and Women's Hospital, the Division of Cardiovascular Medicine, Veteran Affairs Boston Health Care System (A.D.P., J.J.), and Kowa Pharma Development (R.O.) - all in Boston; University of Lille, Lille (J.-C.F.) and the Department of Neurology and Stroke Center, Paris Cité University, Paris (P.A.) - both in France; Kowa Research Institute, Morrisville, NC (S.E.C.); the Division of Lipidology, Department of Medicine, University of Cape Town, Cape Town, South Africa (D.J.B.); Utah Lipid Center, Salt Lake City (E.A.B.); the University of Colorado School of Medicine, Aurora (R.H.E.); the University of Tennessee Health Science Center, Memphis (M.B.E.); the Division of Endocrinology, Universitário Hospital João de Barros Barreto, Belém (J.S.F.), and the Heart Institute (InCor), University of São Paulo Medical School Hospital, and Hospital Israelita Albert Einstein (R.D.S.), São Paulo - all in Brazil; Columbia University Vagelos College of Physicians and Surgeons, New York (H.N.G.); Queen Giovanna University Hospital, Sofia, Bulgaria (A.G.); Jichi Medical University, Shimotsuke (S.I.), the Research Center for Advanced Science and Technology, University of Tokyo, Tokyo (T.K.), and Chiba University Graduate School of Medicine, Chiba (K.Y.) - all in Japan; Deutsches Herzzentrum München, Technische Universität München and German Center for Cardiovascular Research, Partner Site Munich Heart Alliance, Munich (W.K.), Institute of Epidemiology and Medical Biometry, University of Ulm, Ulm (W.K.), and Rheinisch-Westfälische Technische Hochschule Aachen, University Hospital Aachen, Aachen (N.M.) - all in Germany; McMaster University and Population Health Research Institute, Hamilton, ON (P.A.) and the Division of Endocrinology and Metabolism, St. Michael's Hospital, University of Toronto, Toronto (L.A.L.) - both in Canada; Docencia, Asistencia Médica e Investigación Clínica Medical Institute-Rusculleda Foundation for Research, Córdoba, Argentina (A.J.L.); Shupyk National Healthcare University of Ukraine, Kyiv (B.M.); Copenhagen University Hospital-Herlev Gentofte, University of Copenhagen, Copenhagen (B.G.N.); the Department of Medical Clinical Pharmacology, University of Debrecen, Debrecen, Hungary (D.P.); the Department of Primary Care and Public Health, Imperial College London, London (K.K.R.), and the Department of Endocrinology, Diabetes, and Metabolism, Manchester University Hospital NHS Foundation Trust, Manchester (H.S.) - both in the United Kingdom; the Russian Academy of Postgraduate Medical Education, Moscow (A.S.); and the Department of Cardiology and Structural Heart Diseases, Medical University of Silesia, Katowice, Poland (M.T.).; MacFadyen JG; From the Center for Cardiovascular Disease Prevention, Division of Preventive Medicine (A.D.P., R.J.G., J.G.M., E.S.Z., B.M.E., N.P.P., J.E.B., P.M.R) and the Division of Cardiovascular Medicine (B.M.E.,P.L., P.M.R.), Brigham and Women's Hospital, the Division of Cardiovascular Medicine, Veteran Affairs Boston Health Care System (A.D.P., J.J.), and Kowa Pharma Development (R.O.) - all in Boston; University of Lille, Lille (J.-C.F.) and the Department of Neurology and Stroke Center, Paris Cité University, Paris (P.A.) - both in France; Kowa Research Institute, Morrisville, NC (S.E.C.); the Division of Lipidology, Department of Medicine, University of Cape Town, Cape Town, South Africa (D.J.B.); Utah Lipid Center, Salt Lake City (E.A.B.); the University of Colorado School of Medicine, Aurora (R.H.E.); the University of Tennessee Health Science Center, Memphis (M.B.E.); the Division of Endocrinology, Universitário Hospital João de Barros Barreto, Belém (J.S.F.), and the Heart Institute (InCor), University of São Paulo Medical School Hospital, and Hospital Israelita Albert Einstein (R.D.S.), São Paulo - all in Brazil; Columbia University Vagelos College of Physicians and Surgeons, New York (H.N.G.); Queen Giovanna University Hospital, Sofia, Bulgaria (A.G.); Jichi Medical University, Shimotsuke (S.I.), the Research Center for Advanced Science and Technology, University of Tokyo, Tokyo (T.K.), and Chiba University Graduate School of Medicine, Chiba (K.Y.) - all in Japan; Deutsches Herzzentrum München, Technische Universität München and German Center for Cardiovascular Research, Partner Site Munich Heart Alliance, Munich (W.K.), Institute of Epidemiology and Medical Biometry, University of Ulm, Ulm (W.K.), and Rheinisch-Westfälische Technische Hochschule Aachen, University Hospital Aachen, Aachen (N.M.) - all in Germany; McMaster University and Population Health Research Institute, Hamilton, ON (P.A.) and the Division of Endocrinology and Metabolism, St. Michael's Hospital, University of Toronto, Toronto (L.A.L.) - both in Canada; Docencia, Asistencia Médica e Investigación Clínica Medical Institute-Rusculleda Foundation for Research, Córdoba, Argentina (A.J.L.); Shupyk National Healthcare University of Ukraine, Kyiv (B.M.); Copenhagen University Hospital-Herlev Gentofte, University of Copenhagen, Copenhagen (B.G.N.); the Department of Medical Clinical Pharmacology, University of Debrecen, Debrecen, Hungary (D.P.); the Department of Primary Care and Public Health, Imperial College London, London (K.K.R.), and the Department of Endocrinology, Diabetes, and Metabolism, Manchester University Hospital NHS Foundation Trust, Manchester (H.S.) - both in the United Kingdom; the Russian Academy of Postgraduate Medical Education, Moscow (A.S.); and the Department of Cardiology and Structural Heart Diseases, Medical University of Silesia, Katowice, Poland (M.T.).; Zaharris ES; From the Center for Cardiovascular Disease Prevention, Division of Preventive Medicine (A.D.P., R.J.G., J.G.M., E.S.Z., B.M.E., N.P.P., J.E.B., P.M.R) and the Division of Cardiovascular Medicine (B.M.E.,P.L., P.M.R.), Brigham and Women's Hospital, the Division of Cardiovascular Medicine, Veteran Affairs Boston Health Care System (A.D.P., J.J.), and Kowa Pharma Development (R.O.) - all in Boston; University of Lille, Lille (J.-C.F.) and the Department of Neurology and Stroke Center, Paris Cité University, Paris (P.A.) - both in France; Kowa Research Institute, Morrisville, NC (S.E.C.); the Division of Lipidology, Department of Medicine, University of Cape Town, Cape Town, South Africa (D.J.B.); Utah Lipid Center, Salt Lake City (E.A.B.); the University of Colorado School of Medicine, Aurora (R.H.E.); the University of Tennessee Health Science Center, Memphis (M.B.E.); the Division of Endocrinology, Universitário Hospital João de Barros Barreto, Belém (J.S.F.), and the Heart Institute (InCor), University of São Paulo Medical School Hospital, and Hospital Israelita Albert Einstein (R.D.S.), São Paulo - all in Brazil; Columbia University Vagelos College of Physicians and Surgeons, New York (H.N.G.); Queen Giovanna University Hospital, Sofia, Bulgaria (A.G.); Jichi Medical University, Shimotsuke (S.I.), the Research Center for Advanced Science and Technology, University of Tokyo, Tokyo (T.K.), and Chiba University Graduate School of Medicine, Chiba (K.Y.) - all in Japan; Deutsches Herzzentrum München, Technische Universität München and German Center for Cardiovascular Research, Partner Site Munich Heart Alliance, Munich (W.K.), Institute of Epidemiology and Medical Biometry, University of Ulm, Ulm (W.K.), and Rheinisch-Westfälische Technische Hochschule Aachen, University Hospital Aachen, Aachen (N.M.) - all in Germany; McMaster University and Population Health Research Institute, Hamilton, ON (P.A.) and the Division of Endocrinology and Metabolism, St. Michael's Hospital, University of Toronto, Toronto (L.A.L.) - both in Canada; Docencia, Asistencia Médica e Investigación Clínica Medical Institute-Rusculleda Foundation for Research, Córdoba, Argentina (A.J.L.); Shupyk National Healthcare University of Ukraine, Kyiv (B.M.); Copenhagen University Hospital-Herlev Gentofte, University of Copenhagen, Copenhagen (B.G.N.); the Department of Medical Clinical Pharmacology, University of Debrecen, Debrecen, Hungary (D.P.); the Department of Primary Care and Public Health, Imperial College London, London (K.K.R.), and the Department of Endocrinology, Diabetes, and Metabolism, Manchester University Hospital NHS Foundation Trust, Manchester (H.S.) - both in the United Kingdom; the Russian Academy of Postgraduate Medical Education, Moscow (A.S.); and the Department of Cardiology and Structural Heart Diseases, Medical University of Silesia, Katowice, Poland (M.T.).; Everett BM; From the Center for Cardiovascular Disease Prevention, Division of Preventive Medicine (A.D.P., R.J.G., J.G.M., E.S.Z., B.M.E., N.P.P., J.E.B., P.M.R) and the Division of Cardiovascular Medicine (B.M.E.,P.L., P.M.R.), Brigham and Women's Hospital, the Division of Cardiovascular Medicine, Veteran Affairs Boston Health Care System (A.D.P., J.J.), and Kowa Pharma Development (R.O.) - all in Boston; University of Lille, Lille (J.-C.F.) and the Department of Neurology and Stroke Center, Paris Cité University, Paris (P.A.) - both in France; Kowa Research Institute, Morrisville, NC (S.E.C.); the Division of Lipidology, Department of Medicine, University of Cape Town, Cape Town, South Africa (D.J.B.); Utah Lipid Center, Salt Lake City (E.A.B.); the University of Colorado School of Medicine, Aurora (R.H.E.); the University of Tennessee Health Science Center, Memphis (M.B.E.); the Division of Endocrinology, Universitário Hospital João de Barros Barreto, Belém (J.S.F.), and the Heart Institute (InCor), University of São Paulo Medical School Hospital, and Hospital Israelita Albert Einstein (R.D.S.), São Paulo - all in Brazil; Columbia University Vagelos College of Physicians and Surgeons, New York (H.N.G.); Queen Giovanna University Hospital, Sofia, Bulgaria (A.G.); Jichi Medical University, Shimotsuke (S.I.), the Research Center for Advanced Science and Technology, University of Tokyo, Tokyo (T.K.), and Chiba University Graduate School of Medicine, Chiba (K.Y.) - all in Japan; Deutsches Herzzentrum München, Technische Universität München and German Center for Cardiovascular Research, Partner Site Munich Heart Alliance, Munich (W.K.), Institute of Epidemiology and Medical Biometry, University of Ulm, Ulm (W.K.), and Rheinisch-Westfälische Technische Hochschule Aachen, University Hospital Aachen, Aachen (N.M.) - all in Germany; McMaster University and Population Health Research Institute, Hamilton, ON (P.A.) and the Division of Endocrinology and Metabolism, St. Michael's Hospital, University of Toronto, Toronto (L.A.L.) - both in Canada; Docencia, Asistencia Médica e Investigación Clínica Medical Institute-Rusculleda Foundation for Research, Córdoba, Argentina (A.J.L.); Shupyk National Healthcare University of Ukraine, Kyiv (B.M.); Copenhagen University Hospital-Herlev Gentofte, University of Copenhagen, Copenhagen (B.G.N.); the Department of Medical Clinical Pharmacology, University of Debrecen, Debrecen, Hungary (D.P.); the Department of Primary Care and Public Health, Imperial College London, London (K.K.R.), and the Department of Endocrinology, Diabetes, and Metabolism, Manchester University Hospital NHS Foundation Trust, Manchester (H.S.) - both in the United Kingdom; the Russian Academy of Postgraduate Medical Education, Moscow (A.S.); and the Department of Cardiology and Structural Heart Diseases, Medical University of Silesia, Katowice, Poland (M.T.).; Campbell SE; From the Center for Cardiovascular Disease Prevention, Division of Preventive Medicine (A.D.P., R.J.G., J.G.M., E.S.Z., B.M.E., N.P.P., J.E.B., P.M.R) and the Division of Cardiovascular Medicine (B.M.E.,P.L., P.M.R.), Brigham and Women's Hospital, the Division of Cardiovascular Medicine, Veteran Affairs Boston Health Care System (A.D.P., J.J.), and Kowa Pharma Development (R.O.) - all in Boston; University of Lille, Lille (J.-C.F.) and the Department of Neurology and Stroke Center, Paris Cité University, Paris (P.A.) - both in France; Kowa Research Institute, Morrisville, NC (S.E.C.); the Division of Lipidology, Department of Medicine, University of Cape Town, Cape Town, South Africa (D.J.B.); Utah Lipid Center, Salt Lake City (E.A.B.); the University of Colorado School of Medicine, Aurora (R.H.E.); the University of Tennessee Health Science Center, Memphis (M.B.E.); the Division of Endocrinology, Universitário Hospital João de Barros Barreto, Belém (J.S.F.), and the Heart Institute (InCor), University of São Paulo Medical School Hospital, and Hospital Israelita Albert Einstein (R.D.S.), São Paulo - all in Brazil; Columbia University Vagelos College of Physicians and Surgeons, New York (H.N.G.); Queen Giovanna University Hospital, Sofia, Bulgaria (A.G.); Jichi Medical University, Shimotsuke (S.I.), the Research Center for Advanced Science and Technology, University of Tokyo, Tokyo (T.K.), and Chiba University Graduate School of Medicine, Chiba (K.Y.) - all in Japan; Deutsches Herzzentrum München, Technische Universität München and German Center for Cardiovascular Research, Partner Site Munich Heart Alliance, Munich (W.K.), Institute of Epidemiology and Medical Biometry, University of Ulm, Ulm (W.K.), and Rheinisch-Westfälische Technische Hochschule Aachen, University Hospital Aachen, Aachen (N.M.) - all in Germany; McMaster University and Population Health Research Institute, Hamilton, ON (P.A.) and the Division of Endocrinology and Metabolism, St. Michael's Hospital, University of Toronto, Toronto (L.A.L.) - both in Canada; Docencia, Asistencia Médica e Investigación Clínica Medical Institute-Rusculleda Foundation for Research, Córdoba, Argentina (A.J.L.); Shupyk National Healthcare University of Ukraine, Kyiv (B.M.); Copenhagen University Hospital-Herlev Gentofte, University of Copenhagen, Copenhagen (B.G.N.); the Department of Medical Clinical Pharmacology, University of Debrecen, Debrecen, Hungary (D.P.); the Department of Primary Care and Public Health, Imperial College London, London (K.K.R.), and the Department of Endocrinology, Diabetes, and Metabolism, Manchester University Hospital NHS Foundation Trust, Manchester (H.S.) - both in the United Kingdom; the Russian Academy of Postgraduate Medical Education, Moscow (A.S.); and the Department of Cardiology and Structural Heart Diseases, Medical University of Silesia, Katowice, Poland (M.T.).; Oshima R; From the Center for Cardiovascular Disease Prevention, Division of Preventive Medicine (A.D.P., R.J.G., J.G.M., E.S.Z., B.M.E., N.P.P., J.E.B., P.M.R) and the Division of Cardiovascular Medicine (B.M.E.,P.L., P.M.R.), Brigham and Women's Hospital, the Division of Cardiovascular Medicine, Veteran Affairs Boston Health Care System (A.D.P., J.J.), and Kowa Pharma Development (R.O.) - all in Boston; University of Lille, Lille (J.-C.F.) and the Department of Neurology and Stroke Center, Paris Cité University, Paris (P.A.) - both in France; Kowa Research Institute, Morrisville, NC (S.E.C.); the Division of Lipidology, Department of Medicine, University of Cape Town, Cape Town, South Africa (D.J.B.); Utah Lipid Center, Salt Lake City (E.A.B.); the University of Colorado School of Medicine, Aurora (R.H.E.); the University of Tennessee Health Science Center, Memphis (M.B.E.); the Division of Endocrinology, Universitário Hospital João de Barros Barreto, Belém (J.S.F.), and the Heart Institute (InCor), University of São Paulo Medical School Hospital, and Hospital Israelita Albert Einstein (R.D.S.), São Paulo - all in Brazil; Columbia University Vagelos College of Physicians and Surgeons, New York (H.N.G.); Queen Giovanna University Hospital, Sofia, Bulgaria (A.G.); Jichi Medical University, Shimotsuke (S.I.), the Research Center for Advanced Science and Technology, University of Tokyo, Tokyo (T.K.), and Chiba University Graduate School of Medicine, Chiba (K.Y.) - all in Japan; Deutsches Herzzentrum München, Technische Universität München and German Center for Cardiovascular Research, Partner Site Munich Heart Alliance, Munich (W.K.), Institute of Epidemiology and Medical Biometry, University of Ulm, Ulm (W.K.), and Rheinisch-Westfälische Technische Hochschule Aachen, University Hospital Aachen, Aachen (N.M.) - all in Germany; McMaster University and Population Health Research Institute, Hamilton, ON (P.A.) and the Division of Endocrinology and Metabolism, St. Michael's Hospital, University of Toronto, Toronto (L.A.L.) - both in Canada; Docencia, Asistencia Médica e Investigación Clínica Medical Institute-Rusculleda Foundation for Research, Córdoba, Argentina (A.J.L.); Shupyk National Healthcare University of Ukraine, Kyiv (B.M.); Copenhagen University Hospital-Herlev Gentofte, University of Copenhagen, Copenhagen (B.G.N.); the Department of Medical Clinical Pharmacology, University of Debrecen, Debrecen, Hungary (D.P.); the Department of Primary Care and Public Health, Imperial College London, London (K.K.R.), and the Department of Endocrinology, Diabetes, and Metabolism, Manchester University Hospital NHS Foundation Trust, Manchester (H.S.) - both in the United Kingdom; the Russian Academy of Postgraduate Medical Education, Moscow (A.S.); and the Department of Cardiology and Structural Heart Diseases, Medical University of Silesia, Katowice, Poland (M.T.).; Amarenco P; From the Center for Cardiovascular Disease Prevention, Division of Preventive Medicine (A.D.P., R.J.G., J.G.M., E.S.Z., B.M.E., N.P.P., J.E.B., P.M.R) and the Division of Cardiovascular Medicine (B.M.E.,P.L., P.M.R.), Brigham and Women's Hospital, the Division of Cardiovascular Medicine, Veteran Affairs Boston Health Care System (A.D.P., J.J.), and Kowa Pharma Development (R.O.) - all in Boston; University of Lille, Lille (J.-C.F.) and the Department of Neurology and Stroke Center, Paris Cité University, Paris (P.A.) - both in France; Kowa Research Institute, Morrisville, NC (S.E.C.); the Division of Lipidology, Department of Medicine, University of Cape Town, Cape Town, South Africa (D.J.B.); Utah Lipid Center, Salt Lake City (E.A.B.); the University of Colorado School of Medicine, Aurora (R.H.E.); the University of Tennessee Health Science Center, Memphis (M.B.E.); the Division of Endocrinology, Universitário Hospital João de Barros Barreto, Belém (J.S.F.), and the Heart Institute (InCor), University of São Paulo Medical School Hospital, and Hospital Israelita Albert Einstein (R.D.S.), São Paulo - all in Brazil; Columbia University Vagelos College of Physicians and Surgeons, New York (H.N.G.); Queen Giovanna University Hospital, Sofia, Bulgaria (A.G.); Jichi Medical University, Shimotsuke (S.I.), the Research Center for Advanced Science and Technology, University of Tokyo, Tokyo (T.K.), and Chiba University Graduate School of Medicine, Chiba (K.Y.) - all in Japan; Deutsches Herzzentrum München, Technische Universität München and German Center for Cardiovascular Research, Partner Site Munich Heart Alliance, Munich (W.K.), Institute of Epidemiology and Medical Biometry, University of Ulm, Ulm (W.K.), and Rheinisch-Westfälische Technische Hochschule Aachen, University Hospital Aachen, Aachen (N.M.) - all in Germany; McMaster University and Population Health Research Institute, Hamilton, ON (P.A.) and the Division of Endocrinology and Metabolism, St. Michael's Hospital, University of Toronto, Toronto (L.A.L.) - both in Canada; Docencia, Asistencia Médica e Investigación Clínica Medical Institute-Rusculleda Foundation for Research, Córdoba, Argentina (A.J.L.); Shupyk National Healthcare University of Ukraine, Kyiv (B.M.); Copenhagen University Hospital-Herlev Gentofte, University of Copenhagen, Copenhagen (B.G.N.); the Department of Medical Clinical Pharmacology, University of Debrecen, Debrecen, Hungary (D.P.); the Department of Primary Care and Public Health, Imperial College London, London (K.K.R.), and the Department of Endocrinology, Diabetes, and Metabolism, Manchester University Hospital NHS Foundation Trust, Manchester (H.S.) - both in the United Kingdom; the Russian Academy of Postgraduate Medical Education, Moscow (A.S.); and the Department of Cardiology and Structural Heart Diseases, Medical University of Silesia, Katowice, Poland (M.T.).; Blom DJ; From the Center for Cardiovascular Disease Prevention, Division of Preventive Medicine (A.D.P., R.J.G., J.G.M., E.S.Z., B.M.E., N.P.P., J.E.B., P.M.R) and the Division of Cardiovascular Medicine (B.M.E.,P.L., P.M.R.), Brigham and Women's Hospital, the Division of Cardiovascular Medicine, Veteran Affairs Boston Health Care System (A.D.P., J.J.), and Kowa Pharma Development (R.O.) - all in Boston; University of Lille, Lille (J.-C.F.) and the Department of Neurology and Stroke Center, Paris Cité University, Paris (P.A.) - both in France; Kowa Research Institute, Morrisville, NC (S.E.C.); the Division of Lipidology, Department of Medicine, University of Cape Town, Cape Town, South Africa (D.J.B.); Utah Lipid Center, Salt Lake City (E.A.B.); the University of Colorado School of Medicine, Aurora (R.H.E.); the University of Tennessee Health Science Center, Memphis (M.B.E.); the Division of Endocrinology, Universitário Hospital João de Barros Barreto, Belém (J.S.F.), and the Heart Institute (InCor), University of São Paulo Medical School Hospital, and Hospital Israelita Albert Einstein (R.D.S.), São Paulo - all in Brazil; Columbia University Vagelos College of Physicians and Surgeons, New York (H.N.G.); Queen Giovanna University Hospital, Sofia, Bulgaria (A.G.); Jichi Medical University, Shimotsuke (S.I.), the Research Center for Advanced Science and Technology, University of Tokyo, Tokyo (T.K.), and Chiba University Graduate School of Medicine, Chiba (K.Y.) - all in Japan; Deutsches Herzzentrum München, Technische Universität München and German Center for Cardiovascular Research, Partner Site Munich Heart Alliance, Munich (W.K.), Institute of Epidemiology and Medical Biometry, University of Ulm, Ulm (W.K.), and Rheinisch-Westfälische Technische Hochschule Aachen, University Hospital Aachen, Aachen (N.M.) - all in Germany; McMaster University and Population Health Research Institute, Hamilton, ON (P.A.) and the Division of Endocrinology and Metabolism, St. Michael's Hospital, University of Toronto, Toronto (L.A.L.) - both in Canada; Docencia, Asistencia Médica e Investigación Clínica Medical Institute-Rusculleda Foundation for Research, Córdoba, Argentina (A.J.L.); Shupyk National Healthcare University of Ukraine, Kyiv (B.M.); Copenhagen University Hospital-Herlev Gentofte, University of Copenhagen, Copenhagen (B.G.N.); the Department of Medical Clinical Pharmacology, University of Debrecen, Debrecen, Hungary (D.P.); the Department of Primary Care and Public Health, Imperial College London, London (K.K.R.), and the Department of Endocrinology, Diabetes, and Metabolism, Manchester University Hospital NHS Foundation Trust, Manchester (H.S.) - both in the United Kingdom; the Russian Academy of Postgraduate Medical Education, Moscow (A.S.); and the Department of Cardiology and Structural Heart Diseases, Medical University of Silesia, Katowice, Poland (M.T.).; Brinton EA; From the Center for Cardiovascular Disease Prevention, Division of Preventive Medicine (A.D.P., R.J.G., J.G.M., E.S.Z., B.M.E., N.P.P., J.E.B., P.M.R) and the Division of Cardiovascular Medicine (B.M.E.,P.L., P.M.R.), Brigham and Women's Hospital, the Division of Cardiovascular Medicine, Veteran Affairs Boston Health Care System (A.D.P., J.J.), and Kowa Pharma Development (R.O.) - all in Boston; University of Lille, Lille (J.-C.F.) and the Department of Neurology and Stroke Center, Paris Cité University, Paris (P.A.) - both in France; Kowa Research Institute, Morrisville, NC (S.E.C.); the Division of Lipidology, Department of Medicine, University of Cape Town, Cape Town, South Africa (D.J.B.); Utah Lipid Center, Salt Lake City (E.A.B.); the University of Colorado School of Medicine, Aurora (R.H.E.); the University of Tennessee Health Science Center, Memphis (M.B.E.); the Division of Endocrinology, Universitário Hospital João de Barros Barreto, Belém (J.S.F.), and the Heart Institute (InCor), University of São Paulo Medical School Hospital, and Hospital Israelita Albert Einstein (R.D.S.), São Paulo - all in Brazil; Columbia University Vagelos College of Physicians and Surgeons, New York (H.N.G.); Queen Giovanna University Hospital, Sofia, Bulgaria (A.G.); Jichi Medical University, Shimotsuke (S.I.), the Research Center for Advanced Science and Technology, University of Tokyo, Tokyo (T.K.), and Chiba University Graduate School of Medicine, Chiba (K.Y.) - all in Japan; Deutsches Herzzentrum München, Technische Universität München and German Center for Cardiovascular Research, Partner Site Munich Heart Alliance, Munich (W.K.), Institute of Epidemiology and Medical Biometry, University of Ulm, Ulm (W.K.), and Rheinisch-Westfälische Technische Hochschule Aachen, University Hospital Aachen, Aachen (N.M.) - all in Germany; McMaster University and Population Health Research Institute, Hamilton, ON (P.A.) and the Division of Endocrinology and Metabolism, St. Michael's Hospital, University of Toronto, Toronto (L.A.L.) - both in Canada; Docencia, Asistencia Médica e Investigación Clínica Medical Institute-Rusculleda Foundation for Research, Córdoba, Argentina (A.J.L.); Shupyk National Healthcare University of Ukraine, Kyiv (B.M.); Copenhagen University Hospital-Herlev Gentofte, University of Copenhagen, Copenhagen (B.G.N.); the Department of Medical Clinical Pharmacology, University of Debrecen, Debrecen, Hungary (D.P.); the Department of Primary Care and Public Health, Imperial College London, London (K.K.R.), and the Department of Endocrinology, Diabetes, and Metabolism, Manchester University Hospital NHS Foundation Trust, Manchester (H.S.) - both in the United Kingdom; the Russian Academy of Postgraduate Medical Education, Moscow (A.S.); and the Department of Cardiology and Structural Heart Diseases, Medical University of Silesia, Katowice, Poland (M.T.).; Eckel RH; From the Center for Cardiovascular Disease Prevention, Division of Preventive Medicine (A.D.P., R.J.G., J.G.M., E.S.Z., B.M.E., N.P.P., J.E.B., P.M.R) and the Division of Cardiovascular Medicine (B.M.E.,P.L., P.M.R.), Brigham and Women's Hospital, the Division of Cardiovascular Medicine, Veteran Affairs Boston Health Care System (A.D.P., J.J.), and Kowa Pharma Development (R.O.) - all in Boston; University of Lille, Lille (J.-C.F.) and the Department of Neurology and Stroke Center, Paris Cité University, Paris (P.A.) - both in France; Kowa Research Institute, Morrisville, NC (S.E.C.); the Division of Lipidology, Department of Medicine, University of Cape Town, Cape Town, South Africa (D.J.B.); Utah Lipid Center, Salt Lake City (E.A.B.); the University of Colorado School of Medicine, Aurora (R.H.E.); the University of Tennessee Health Science Center, Memphis (M.B.E.); the Division of Endocrinology, Universitário Hospital João de Barros Barreto, Belém (J.S.F.), and the Heart Institute (InCor), University of São Paulo Medical School Hospital, and Hospital Israelita Albert Einstein (R.D.S.), São Paulo - all in Brazil; Columbia University Vagelos College of Physicians and Surgeons, New York (H.N.G.); Queen Giovanna University Hospital, Sofia, Bulgaria (A.G.); Jichi Medical University, Shimotsuke (S.I.), the Research Center for Advanced Science and Technology, University of Tokyo, Tokyo (T.K.), and Chiba University Graduate School of Medicine, Chiba (K.Y.) - all in Japan; Deutsches Herzzentrum München, Technische Universität München and German Center for Cardiovascular Research, Partner Site Munich Heart Alliance, Munich (W.K.), Institute of Epidemiology and Medical Biometry, University of Ulm, Ulm (W.K.), and Rheinisch-Westfälische Technische Hochschule Aachen, University Hospital Aachen, Aachen (N.M.) - all in Germany; McMaster University and Population Health Research Institute, Hamilton, ON (P.A.) and the Division of Endocrinology and Metabolism, St. Michael's Hospital, University of Toronto, Toronto (L.A.L.) - both in Canada; Docencia, Asistencia Médica e Investigación Clínica Medical Institute-Rusculleda Foundation for Research, Córdoba, Argentina (A.J.L.); Shupyk National Healthcare University of Ukraine, Kyiv (B.M.); Copenhagen University Hospital-Herlev Gentofte, University of Copenhagen, Copenhagen (B.G.N.); the Department of Medical Clinical Pharmacology, University of Debrecen, Debrecen, Hungary (D.P.); the Department of Primary Care and Public Health, Imperial College London, London (K.K.R.), and the Department of Endocrinology, Diabetes, and Metabolism, Manchester University Hospital NHS Foundation Trust, Manchester (H.S.) - both in the United Kingdom; the Russian Academy of Postgraduate Medical Education, Moscow (A.S.); and the Department of Cardiology and Structural Heart Diseases, Medical University of Silesia, Katowice, Poland (M.T.).; Elam MB; From the Center for Cardiovascular Disease Prevention, Division of Preventive Medicine (A.D.P., R.J.G., J.G.M., E.S.Z., B.M.E., N.P.P., J.E.B., P.M.R) and the Division of Cardiovascular Medicine (B.M.E.,P.L., P.M.R.), Brigham and Women's Hospital, the Division of Cardiovascular Medicine, Veteran Affairs Boston Health Care System (A.D.P., J.J.), and Kowa Pharma Development (R.O.) - all in Boston; University of Lille, Lille (J.-C.F.) and the Department of Neurology and Stroke Center, Paris Cité University, Paris (P.A.) - both in France; Kowa Research Institute, Morrisville, NC (S.E.C.); the Division of Lipidology, Department of Medicine, University of Cape Town, Cape Town, South Africa (D.J.B.); Utah Lipid Center, Salt Lake City (E.A.B.); the University of Colorado School of Medicine, Aurora (R.H.E.); the University of Tennessee Health Science Center, Memphis (M.B.E.); the Division of Endocrinology, Universitário Hospital João de Barros Barreto, Belém (J.S.F.), and the Heart Institute (InCor), University of São Paulo Medical School Hospital, and Hospital Israelita Albert Einstein (R.D.S.), São Paulo - all in Brazil; Columbia University Vagelos College of Physicians and Surgeons, New York (H.N.G.); Queen Giovanna University Hospital, Sofia, Bulgaria (A.G.); Jichi Medical University, Shimotsuke (S.I.), the Research Center for Advanced Science and Technology, University of Tokyo, Tokyo (T.K.), and Chiba University Graduate School of Medicine, Chiba (K.Y.) - all in Japan; Deutsches Herzzentrum München, Technische Universität München and German Center for Cardiovascular Research, Partner Site Munich Heart Alliance, Munich (W.K.), Institute of Epidemiology and Medical Biometry, University of Ulm, Ulm (W.K.), and Rheinisch-Westfälische Technische Hochschule Aachen, University Hospital Aachen, Aachen (N.M.) - all in Germany; McMaster University and Population Health Research Institute, Hamilton, ON (P.A.) and the Division of Endocrinology and Metabolism, St. Michael's Hospital, University of Toronto, Toronto (L.A.L.) - both in Canada; Docencia, Asistencia Médica e Investigación Clínica Medical Institute-Rusculleda Foundation for Research, Córdoba, Argentina (A.J.L.); Shupyk National Healthcare University of Ukraine, Kyiv (B.M.); Copenhagen University Hospital-Herlev Gentofte, University of Copenhagen, Copenhagen (B.G.N.); the Department of Medical Clinical Pharmacology, University of Debrecen, Debrecen, Hungary (D.P.); the Department of Primary Care and Public Health, Imperial College London, London (K.K.R.), and the Department of Endocrinology, Diabetes, and Metabolism, Manchester University Hospital NHS Foundation Trust, Manchester (H.S.) - both in the United Kingdom; the Russian Academy of Postgraduate Medical Education, Moscow (A.S.); and the Department of Cardiology and Structural Heart Diseases, Medical University of Silesia, Katowice, Poland (M.T.).; Felicio JS; From the Center for Cardiovascular Disease Prevention, Division of Preventive Medicine (A.D.P., R.J.G., J.G.M., E.S.Z., B.M.E., N.P.P., J.E.B., P.M.R) and the Division of Cardiovascular Medicine (B.M.E.,P.L., P.M.R.), Brigham and Women's Hospital, the Division of Cardiovascular Medicine, Veteran Affairs Boston Health Care System (A.D.P., J.J.), and Kowa Pharma Development (R.O.) - all in Boston; University of Lille, Lille (J.-C.F.) and the Department of Neurology and Stroke Center, Paris Cité University, Paris (P.A.) - both in France; Kowa Research Institute, Morrisville, NC (S.E.C.); the Division of Lipidology, Department of Medicine, University of Cape Town, Cape Town, South Africa (D.J.B.); Utah Lipid Center, Salt Lake City (E.A.B.); the University of Colorado School of Medicine, Aurora (R.H.E.); the University of Tennessee Health Science Center, Memphis (M.B.E.); the Division of Endocrinology, Universitário Hospital João de Barros Barreto, Belém (J.S.F.), and the Heart Institute (InCor), University of São Paulo Medical School Hospital, and Hospital Israelita Albert Einstein (R.D.S.), São Paulo - all in Brazil; Columbia University Vagelos College of Physicians and Surgeons, New York (H.N.G.); Queen Giovanna University Hospital, Sofia, Bulgaria (A.G.); Jichi Medical University, Shimotsuke (S.I.), the Research Center for Advanced Science and Technology, University of Tokyo, Tokyo (T.K.), and Chiba University Graduate School of Medicine, Chiba (K.Y.) - all in Japan; Deutsches Herzzentrum München, Technische Universität München and German Center for Cardiovascular Research, Partner Site Munich Heart Alliance, Munich (W.K.), Institute of Epidemiology and Medical Biometry, University of Ulm, Ulm (W.K.), and Rheinisch-Westfälische Technische Hochschule Aachen, University Hospital Aachen, Aachen (N.M.) - all in Germany; McMaster University and Population Health Research Institute, Hamilton, ON (P.A.) and the Division of Endocrinology and Metabolism, St. Michael's Hospital, University of Toronto, Toronto (L.A.L.) - both in Canada; Docencia, Asistencia Médica e Investigación Clínica Medical Institute-Rusculleda Foundation for Research, Córdoba, Argentina (A.J.L.); Shupyk National Healthcare University of Ukraine, Kyiv (B.M.); Copenhagen University Hospital-Herlev Gentofte, University of Copenhagen, Copenhagen (B.G.N.); the Department of Medical Clinical Pharmacology, University of Debrecen, Debrecen, Hungary (D.P.); the Department of Primary Care and Public Health, Imperial College London, London (K.K.R.), and the Department of Endocrinology, Diabetes, and Metabolism, Manchester University Hospital NHS Foundation Trust, Manchester (H.S.) - both in the United Kingdom; the Russian Academy of Postgraduate Medical Education, Moscow (A.S.); and the Department of Cardiology and Structural Heart Diseases, Medical University of Silesia, Katowice, Poland (M.T.).; Ginsberg HN; From the Center for Cardiovascular Disease Prevention, Division of Preventive Medicine (A.D.P., R.J.G., J.G.M., E.S.Z., B.M.E., N.P.P., J.E.B., P.M.R) and the Division of Cardiovascular Medicine (B.M.E.,P.L., P.M.R.), Brigham and Women's Hospital, the Division of Cardiovascular Medicine, Veteran Affairs Boston Health Care System (A.D.P., J.J.), and Kowa Pharma Development (R.O.) - all in Boston; University of Lille, Lille (J.-C.F.) and the Department of Neurology and Stroke Center, Paris Cité University, Paris (P.A.) - both in France; Kowa Research Institute, Morrisville, NC (S.E.C.); the Division of Lipidology, Department of Medicine, University of Cape Town, Cape Town, South Africa (D.J.B.); Utah Lipid Center, Salt Lake City (E.A.B.); the University of Colorado School of Medicine, Aurora (R.H.E.); the University of Tennessee Health Science Center, Memphis (M.B.E.); the Division of Endocrinology, Universitário Hospital João de Barros Barreto, Belém (J.S.F.), and the Heart Institute (InCor), University of São Paulo Medical School Hospital, and Hospital Israelita Albert Einstein (R.D.S.), São Paulo - all in Brazil; Columbia University Vagelos College of Physicians and Surgeons, New York (H.N.G.); Queen Giovanna University Hospital, Sofia, Bulgaria (A.G.); Jichi Medical University, Shimotsuke (S.I.), the Research Center for Advanced Science and Technology, University of Tokyo, Tokyo (T.K.), and Chiba University Graduate School of Medicine, Chiba (K.Y.) - all in Japan; Deutsches Herzzentrum München, Technische Universität München and German Center for Cardiovascular Research, Partner Site Munich Heart Alliance, Munich (W.K.), Institute of Epidemiology and Medical Biometry, University of Ulm, Ulm (W.K.), and Rheinisch-Westfälische Technische Hochschule Aachen, University Hospital Aachen, Aachen (N.M.) - all in Germany; McMaster University and Population Health Research Institute, Hamilton, ON (P.A.) and the Division of Endocrinology and Metabolism, St. Michael's Hospital, University of Toronto, Toronto (L.A.L.) - both in Canada; Docencia, Asistencia Médica e Investigación Clínica Medical Institute-Rusculleda Foundation for Research, Córdoba, Argentina (A.J.L.); Shupyk National Healthcare University of Ukraine, Kyiv (B.M.); Copenhagen University Hospital-Herlev Gentofte, University of Copenhagen, Copenhagen (B.G.N.); the Department of Medical Clinical Pharmacology, University of Debrecen, Debrecen, Hungary (D.P.); the Department of Primary Care and Public Health, Imperial College London, London (K.K.R.), and the Department of Endocrinology, Diabetes, and Metabolism, Manchester University Hospital NHS Foundation Trust, Manchester (H.S.) - both in the United Kingdom; the Russian Academy of Postgraduate Medical Education, Moscow (A.S.); and the Department of Cardiology and Structural Heart Diseases, Medical University of Silesia, Katowice, Poland (M.T.).; Goudev A; From the Center for Cardiovascular Disease Prevention, Division of Preventive Medicine (A.D.P., R.J.G., J.G.M., E.S.Z., B.M.E., N.P.P., J.E.B., P.M.R) and the Division of Cardiovascular Medicine (B.M.E.,P.L., P.M.R.), Brigham and Women's Hospital, the Division of Cardiovascular Medicine, Veteran Affairs Boston Health Care System (A.D.P., J.J.), and Kowa Pharma Development (R.O.) - all in Boston; University of Lille, Lille (J.-C.F.) and the Department of Neurology and Stroke Center, Paris Cité University, Paris (P.A.) - both in France; Kowa Research Institute, Morrisville, NC (S.E.C.); the Division of Lipidology, Department of Medicine, University of Cape Town, Cape Town, South Africa (D.J.B.); Utah Lipid Center, Salt Lake City (E.A.B.); the University of Colorado School of Medicine, Aurora (R.H.E.); the University of Tennessee Health Science Center, Memphis (M.B.E.); the Division of Endocrinology, Universitário Hospital João de Barros Barreto, Belém (J.S.F.), and the Heart Institute (InCor), University of São Paulo Medical School Hospital, and Hospital Israelita Albert Einstein (R.D.S.), São Paulo - all in Brazil; Columbia University Vagelos College of Physicians and Surgeons, New York (H.N.G.); Queen Giovanna University Hospital, Sofia, Bulgaria (A.G.); Jichi Medical University, Shimotsuke (S.I.), the Research Center for Advanced Science and Technology, University of Tokyo, Tokyo (T.K.), and Chiba University Graduate School of Medicine, Chiba (K.Y.) - all in Japan; Deutsches Herzzentrum München, Technische Universität München and German Center for Cardiovascular Research, Partner Site Munich Heart Alliance, Munich (W.K.), Institute of Epidemiology and Medical Biometry, University of Ulm, Ulm (W.K.), and Rheinisch-Westfälische Technische Hochschule Aachen, University Hospital Aachen, Aachen (N.M.) - all in Germany; McMaster University and Population Health Research Institute, Hamilton, ON (P.A.) and the Division of Endocrinology and Metabolism, St. Michael's Hospital, University of Toronto, Toronto (L.A.L.) - both in Canada; Docencia, Asistencia Médica e Investigación Clínica Medical Institute-Rusculleda Foundation for Research, Córdoba, Argentina (A.J.L.); Shupyk National Healthcare University of Ukraine, Kyiv (B.M.); Copenhagen University Hospital-Herlev Gentofte, University of Copenhagen, Copenhagen (B.G.N.); the Department of Medical Clinical Pharmacology, University of Debrecen, Debrecen, Hungary (D.P.); the Department of Primary Care and Public Health, Imperial College London, London (K.K.R.), and the Department of Endocrinology, Diabetes, and Metabolism, Manchester University Hospital NHS Foundation Trust, Manchester (H.S.) - both in the United Kingdom; the Russian Academy of Postgraduate Medical Education, Moscow (A.S.); and the Department of Cardiology and Structural Heart Diseases, Medical University of Silesia, Katowice, Poland (M.T.).; Ishibashi S; From the Center for Cardiovascular Disease Prevention, Division of Preventive Medicine (A.D.P., R.J.G., J.G.M., E.S.Z., B.M.E., N.P.P., J.E.B., P.M.R) and the Division of Cardiovascular Medicine (B.M.E.,P.L., P.M.R.), Brigham and Women's Hospital, the Division of Cardiovascular Medicine, Veteran Affairs Boston Health Care System (A.D.P., J.J.), and Kowa Pharma Development (R.O.) - all in Boston; University of Lille, Lille (J.-C.F.) and the Department of Neurology and Stroke Center, Paris Cité University, Paris (P.A.) - both in France; Kowa Research Institute, Morrisville, NC (S.E.C.); the Division of Lipidology, Department of Medicine, University of Cape Town, Cape Town, South Africa (D.J.B.); Utah Lipid Center, Salt Lake City (E.A.B.); the University of Colorado School of Medicine, Aurora (R.H.E.); the University of Tennessee Health Science Center, Memphis (M.B.E.); the Division of Endocrinology, Universitário Hospital João de Barros Barreto, Belém (J.S.F.), and the Heart Institute (InCor), University of São Paulo Medical School Hospital, and Hospital Israelita Albert Einstein (R.D.S.), São Paulo - all in Brazil; Columbia University Vagelos College of Physicians and Surgeons, New York (H.N.G.); Queen Giovanna University Hospital, Sofia, Bulgaria (A.G.); Jichi Medical University, Shimotsuke (S.I.), the Research Center for Advanced Science and Technology, University of Tokyo, Tokyo (T.K.), and Chiba University Graduate School of Medicine, Chiba (K.Y.) - all in Japan; Deutsches Herzzentrum München, Technische Universität München and German Center for Cardiovascular Research, Partner Site Munich Heart Alliance, Munich (W.K.), Institute of Epidemiology and Medical Biometry, University of Ulm, Ulm (W.K.), and Rheinisch-Westfälische Technische Hochschule Aachen, University Hospital Aachen, Aachen (N.M.) - all in Germany; McMaster University and Population Health Research Institute, Hamilton, ON (P.A.) and the Division of Endocrinology and Metabolism, St. Michael's Hospital, University of Toronto, Toronto (L.A.L.) - both in Canada; Docencia, Asistencia Médica e Investigación Clínica Medical Institute-Rusculleda Foundation for Research, Córdoba, Argentina (A.J.L.); Shupyk National Healthcare University of Ukraine, Kyiv (B.M.); Copenhagen University Hospital-Herlev Gentofte, University of Copenhagen, Copenhagen (B.G.N.); the Department of Medical Clinical Pharmacology, University of Debrecen, Debrecen, Hungary (D.P.); the Department of Primary Care and Public Health, Imperial College London, London (K.K.R.), and the Department of Endocrinology, Diabetes, and Metabolism, Manchester University Hospital NHS Foundation Trust, Manchester (H.S.) - both in the United Kingdom; the Russian Academy of Postgraduate Medical Education, Moscow (A.S.); and the Department of Cardiology and Structural Heart Diseases, Medical University of Silesia, Katowice, Poland (M.T.).; Joseph J; From the Center for Cardiovascular Disease Prevention, Division of Preventive Medicine (A.D.P., R.J.G., J.G.M., E.S.Z., B.M.E., N.P.P., J.E.B., P.M.R) and the Division of Cardiovascular Medicine (B.M.E.,P.L., P.M.R.), Brigham and Women's Hospital, the Division of Cardiovascular Medicine, Veteran Affairs Boston Health Care System (A.D.P., J.J.), and Kowa Pharma Development (R.O.) - all in Boston; University of Lille, Lille (J.-C.F.) and the Department of Neurology and Stroke Center, Paris Cité University, Paris (P.A.) - both in France; Kowa Research Institute, Morrisville, NC (S.E.C.); the Division of Lipidology, Department of Medicine, University of Cape Town, Cape Town, South Africa (D.J.B.); Utah Lipid Center, Salt Lake City (E.A.B.); the University of Colorado School of Medicine, Aurora (R.H.E.); the University of Tennessee Health Science Center, Memphis (M.B.E.); the Division of Endocrinology, Universitário Hospital João de Barros Barreto, Belém (J.S.F.), and the Heart Institute (InCor), University of São Paulo Medical School Hospital, and Hospital Israelita Albert Einstein (R.D.S.), São Paulo - all in Brazil; Columbia University Vagelos College of Physicians and Surgeons, New York (H.N.G.); Queen Giovanna University Hospital, Sofia, Bulgaria (A.G.); Jichi Medical University, Shimotsuke (S.I.), the Research Center for Advanced Science and Technology, University of Tokyo, Tokyo (T.K.), and Chiba University Graduate School of Medicine, Chiba (K.Y.) - all in Japan; Deutsches Herzzentrum München, Technische Universität München and German Center for Cardiovascular Research, Partner Site Munich Heart Alliance, Munich (W.K.), Institute of Epidemiology and Medical Biometry, University of Ulm, Ulm (W.K.), and Rheinisch-Westfälische Technische Hochschule Aachen, University Hospital Aachen, Aachen (N.M.) - all in Germany; McMaster University and Population Health Research Institute, Hamilton, ON (P.A.) and the Division of Endocrinology and Metabolism, St. Michael's Hospital, University of Toronto, Toronto (L.A.L.) - both in Canada; Docencia, Asistencia Médica e Investigación Clínica Medical Institute-Rusculleda Foundation for Research, Córdoba, Argentina (A.J.L.); Shupyk National Healthcare University of Ukraine, Kyiv (B.M.); Copenhagen University Hospital-Herlev Gentofte, University of Copenhagen, Copenhagen (B.G.N.); the Department of Medical Clinical Pharmacology, University of Debrecen, Debrecen, Hungary (D.P.); the Department of Primary Care and Public Health, Imperial College London, London (K.K.R.), and the Department of Endocrinology, Diabetes, and Metabolism, Manchester University Hospital NHS Foundation Trust, Manchester (H.S.) - both in the United Kingdom; the Russian Academy of Postgraduate Medical Education, Moscow (A.S.); and the Department of Cardiology and Structural Heart Diseases, Medical University of Silesia, Katowice, Poland (M.T.).; Kodama T; From the Center for Cardiovascular Disease Prevention, Division of Preventive Medicine (A.D.P., R.J.G., J.G.M., E.S.Z., B.M.E., N.P.P., J.E.B., P.M.R) and the Division of Cardiovascular Medicine (B.M.E.,P.L., P.M.R.), Brigham and Women's Hospital, the Division of Cardiovascular Medicine, Veteran Affairs Boston Health Care System (A.D.P., J.J.), and Kowa Pharma Development (R.O.) - all in Boston; University of Lille, Lille (J.-C.F.) and the Department of Neurology and Stroke Center, Paris Cité University, Paris (P.A.) - both in France; Kowa Research Institute, Morrisville, NC (S.E.C.); the Division of Lipidology, Department of Medicine, University of Cape Town, Cape Town, South Africa (D.J.B.); Utah Lipid Center, Salt Lake City (E.A.B.); the University of Colorado School of Medicine, Aurora (R.H.E.); the University of Tennessee Health Science Center, Memphis (M.B.E.); the Division of Endocrinology, Universitário Hospital João de Barros Barreto, Belém (J.S.F.), and the Heart Institute (InCor), University of São Paulo Medical School Hospital, and Hospital Israelita Albert Einstein (R.D.S.), São Paulo - all in Brazil; Columbia University Vagelos College of Physicians and Surgeons, New York (H.N.G.); Queen Giovanna University Hospital, Sofia, Bulgaria (A.G.); Jichi Medical University, Shimotsuke (S.I.), the Research Center for Advanced Science and Technology, University of Tokyo, Tokyo (T.K.), and Chiba University Graduate School of Medicine, Chiba (K.Y.) - all in Japan; Deutsches Herzzentrum München, Technische Universität München and German Center for Cardiovascular Research, Partner Site Munich Heart Alliance, Munich (W.K.), Institute of Epidemiology and Medical Biometry, University of Ulm, Ulm (W.K.), and Rheinisch-Westfälische Technische Hochschule Aachen, University Hospital Aachen, Aachen (N.M.) - all in Germany; McMaster University and Population Health Research Institute, Hamilton, ON (P.A.) and the Division of Endocrinology and Metabolism, St. Michael's Hospital, University of Toronto, Toronto (L.A.L.) - both in Canada; Docencia, Asistencia Médica e Investigación Clínica Medical Institute-Rusculleda Foundation for Research, Córdoba, Argentina (A.J.L.); Shupyk National Healthcare University of Ukraine, Kyiv (B.M.); Copenhagen University Hospital-Herlev Gentofte, University of Copenhagen, Copenhagen (B.G.N.); the Department of Medical Clinical Pharmacology, University of Debrecen, Debrecen, Hungary (D.P.); the Department of Primary Care and Public Health, Imperial College London, London (K.K.R.), and the Department of Endocrinology, Diabetes, and Metabolism, Manchester University Hospital NHS Foundation Trust, Manchester (H.S.) - both in the United Kingdom; the Russian Academy of Postgraduate Medical Education, Moscow (A.S.); and the Department of Cardiology and Structural Heart Diseases, Medical University of Silesia, Katowice, Poland (M.T.).; Koenig W; From the Center for Cardiovascular Disease Prevention, Division of Preventive Medicine (A.D.P., R.J.G., J.G.M., E.S.Z., B.M.E., N.P.P., J.E.B., P.M.R) and the Division of Cardiovascular Medicine (B.M.E.,P.L., P.M.R.), Brigham and Women's Hospital, the Division of Cardiovascular Medicine, Veteran Affairs Boston Health Care System (A.D.P., J.J.), and Kowa Pharma Development (R.O.) - all in Boston; University of Lille, Lille (J.-C.F.) and the Department of Neurology and Stroke Center, Paris Cité University, Paris (P.A.) - both in France; Kowa Research Institute, Morrisville, NC (S.E.C.); the Division of Lipidology, Department of Medicine, University of Cape Town, Cape Town, South Africa (D.J.B.); Utah Lipid Center, Salt Lake City (E.A.B.); the University of Colorado School of Medicine, Aurora (R.H.E.); the University of Tennessee Health Science Center, Memphis (M.B.E.); the Division of Endocrinology, Universitário Hospital João de Barros Barreto, Belém (J.S.F.), and the Heart Institute (InCor), University of São Paulo Medical School Hospital, and Hospital Israelita Albert Einstein (R.D.S.), São Paulo - all in Brazil; Columbia University Vagelos College of Physicians and Surgeons, New York (H.N.G.); Queen Giovanna University Hospital, Sofia, Bulgaria (A.G.); Jichi Medical University, Shimotsuke (S.I.), the Research Center for Advanced Science and Technology, University of Tokyo, Tokyo (T.K.), and Chiba University Graduate School of Medicine, Chiba (K.Y.) - all in Japan; Deutsches Herzzentrum München, Technische Universität München and German Center for Cardiovascular Research, Partner Site Munich Heart Alliance, Munich (W.K.), Institute of Epidemiology and Medical Biometry, University of Ulm, Ulm (W.K.), and Rheinisch-Westfälische Technische Hochschule Aachen, University Hospital Aachen, Aachen (N.M.) - all in Germany; McMaster University and Population Health Research Institute, Hamilton, ON (P.A.) and the Division of Endocrinology and Metabolism, St. Michael's Hospital, University of Toronto, Toronto (L.A.L.) - both in Canada; Docencia, Asistencia Médica e Investigación Clínica Medical Institute-Rusculleda Foundation for Research, Córdoba, Argentina (A.J.L.); Shupyk National Healthcare University of Ukraine, Kyiv (B.M.); Copenhagen University Hospital-Herlev Gentofte, University of Copenhagen, Copenhagen (B.G.N.); the Department of Medical Clinical Pharmacology, University of Debrecen, Debrecen, Hungary (D.P.); the Department of Primary Care and Public Health, Imperial College London, London (K.K.R.), and the Department of Endocrinology, Diabetes, and Metabolism, Manchester University Hospital NHS Foundation Trust, Manchester (H.S.) - both in the United Kingdom; the Russian Academy of Postgraduate Medical Education, Moscow (A.S.); and the Department of Cardiology and Structural Heart Diseases, Medical University of Silesia, Katowice, Poland (M.T.).; Leiter LA; From the Center for Cardiovascular Disease Prevention, Division of Preventive Medicine (A.D.P., R.J.G., J.G.M., E.S.Z., B.M.E., N.P.P., J.E.B., P.M.R) and the Division of Cardiovascular Medicine (B.M.E.,P.L., P.M.R.), Brigham and Women's Hospital, the Division of Cardiovascular Medicine, Veteran Affairs Boston Health Care System (A.D.P., J.J.), and Kowa Pharma Development (R.O.) - all in Boston; University of Lille, Lille (J.-C.F.) and the Department of Neurology and Stroke Center, Paris Cité University, Paris (P.A.) - both in France; Kowa Research Institute, Morrisville, NC (S.E.C.); the Division of Lipidology, Department of Medicine, University of Cape Town, Cape Town, South Africa (D.J.B.); Utah Lipid Center, Salt Lake City (E.A.B.); the University of Colorado School of Medicine, Aurora (R.H.E.); the University of Tennessee Health Science Center, Memphis (M.B.E.); the Division of Endocrinology, Universitário Hospital João de Barros Barreto, Belém (J.S.F.), and the Heart Institute (InCor), University of São Paulo Medical School Hospital, and Hospital Israelita Albert Einstein (R.D.S.), São Paulo - all in Brazil; Columbia University Vagelos College of Physicians and Surgeons, New York (H.N.G.); Queen Giovanna University Hospital, Sofia, Bulgaria (A.G.); Jichi Medical University, Shimotsuke (S.I.), the Research Center for Advanced Science and Technology, University of Tokyo, Tokyo (T.K.), and Chiba University Graduate School of Medicine, Chiba (K.Y.) - all in Japan; Deutsches Herzzentrum München, Technische Universität München and German Center for Cardiovascular Research, Partner Site Munich Heart Alliance, Munich (W.K.), Institute of Epidemiology and Medical Biometry, University of Ulm, Ulm (W.K.), and Rheinisch-Westfälische Technische Hochschule Aachen, University Hospital Aachen, Aachen (N.M.) - all in Germany; McMaster University and Population Health Research Institute, Hamilton, ON (P.A.) and the Division of Endocrinology and Metabolism, St. Michael's Hospital, University of Toronto, Toronto (L.A.L.) - both in Canada; Docencia, Asistencia Médica e Investigación Clínica Medical Institute-Rusculleda Foundation for Research, Córdoba, Argentina (A.J.L.); Shupyk National Healthcare University of Ukraine, Kyiv (B.M.); Copenhagen University Hospital-Herlev Gentofte, University of Copenhagen, Copenhagen (B.G.N.); the Department of Medical Clinical Pharmacology, University of Debrecen, Debrecen, Hungary (D.P.); the Department of Primary Care and Public Health, Imperial College London, London (K.K.R.), and the Department of Endocrinology, Diabetes, and Metabolism, Manchester University Hospital NHS Foundation Trust, Manchester (H.S.) - both in the United Kingdom; the Russian Academy of Postgraduate Medical Education, Moscow (A.S.); and the Department of Cardiology and Structural Heart Diseases, Medical University of Silesia, Katowice, Poland (M.T.).; Lorenzatti AJ; From the Center for Cardiovascular Disease Prevention, Division of Preventive Medicine (A.D.P., R.J.G., J.G.M., E.S.Z., B.M.E., N.P.P., J.E.B., P.M.R) and the Division of Cardiovascular Medicine (B.M.E.,P.L., P.M.R.), Brigham and Women's Hospital, the Division of Cardiovascular Medicine, Veteran Affairs Boston Health Care System (A.D.P., J.J.), and Kowa Pharma Development (R.O.) - all in Boston; University of Lille, Lille (J.-C.F.) and the Department of Neurology and Stroke Center, Paris Cité University, Paris (P.A.) - both in France; Kowa Research Institute, Morrisville, NC (S.E.C.); the Division of Lipidology, Department of Medicine, University of Cape Town, Cape Town, South Africa (D.J.B.); Utah Lipid Center, Salt Lake City (E.A.B.); the University of Colorado School of Medicine, Aurora (R.H.E.); the University of Tennessee Health Science Center, Memphis (M.B.E.); the Division of Endocrinology, Universitário Hospital João de Barros Barreto, Belém (J.S.F.), and the Heart Institute (InCor), University of São Paulo Medical School Hospital, and Hospital Israelita Albert Einstein (R.D.S.), São Paulo - all in Brazil; Columbia University Vagelos College of Physicians and Surgeons, New York (H.N.G.); Queen Giovanna University Hospital, Sofia, Bulgaria (A.G.); Jichi Medical University, Shimotsuke (S.I.), the Research Center for Advanced Science and Technology, University of Tokyo, Tokyo (T.K.), and Chiba University Graduate School of Medicine, Chiba (K.Y.) - all in Japan; Deutsches Herzzentrum München, Technische Universität München and German Center for Cardiovascular Research, Partner Site Munich Heart Alliance, Munich (W.K.), Institute of Epidemiology and Medical Biometry, University of Ulm, Ulm (W.K.), and Rheinisch-Westfälische Technische Hochschule Aachen, University Hospital Aachen, Aachen (N.M.) - all in Germany; McMaster University and Population Health Research Institute, Hamilton, ON (P.A.) and the Division of Endocrinology and Metabolism, St. Michael's Hospital, University of Toronto, Toronto (L.A.L.) - both in Canada; Docencia, Asistencia Médica e Investigación Clínica Medical Institute-Rusculleda Foundation for Research, Córdoba, Argentina (A.J.L.); Shupyk National Healthcare University of Ukraine, Kyiv (B.M.); Copenhagen University Hospital-Herlev Gentofte, University of Copenhagen, Copenhagen (B.G.N.); the Department of Medical Clinical Pharmacology, University of Debrecen, Debrecen, Hungary (D.P.); the Department of Primary Care and Public Health, Imperial College London, London (K.K.R.), and the Department of Endocrinology, Diabetes, and Metabolism, Manchester University Hospital NHS Foundation Trust, Manchester (H.S.) - both in the United Kingdom; the Russian Academy of Postgraduate Medical Education, Moscow (A.S.); and the Department of Cardiology and Structural Heart Diseases, Medical University of Silesia, Katowice, Poland (M.T.).; Mankovsky B; From the Center for Cardiovascular Disease Prevention, Division of Preventive Medicine (A.D.P., R.J.G., J.G.M., E.S.Z., B.M.E., N.P.P., J.E.B., P.M.R) and the Division of Cardiovascular Medicine (B.M.E.,P.L., P.M.R.), Brigham and Women's Hospital, the Division of Cardiovascular Medicine, Veteran Affairs Boston Health Care System (A.D.P., J.J.), and Kowa Pharma Development (R.O.) - all in Boston; University of Lille, Lille (J.-C.F.) and the Department of Neurology and Stroke Center, Paris Cité University, Paris (P.A.) - both in France; Kowa Research Institute, Morrisville, NC (S.E.C.); the Division of Lipidology, Department of Medicine, University of Cape Town, Cape Town, South Africa (D.J.B.); Utah Lipid Center, Salt Lake City (E.A.B.); the University of Colorado School of Medicine, Aurora (R.H.E.); the University of Tennessee Health Science Center, Memphis (M.B.E.); the Division of Endocrinology, Universitário Hospital João de Barros Barreto, Belém (J.S.F.), and the Heart Institute (InCor), University of São Paulo Medical School Hospital, and Hospital Israelita Albert Einstein (R.D.S.), São Paulo - all in Brazil; Columbia University Vagelos College of Physicians and Surgeons, New York (H.N.G.); Queen Giovanna University Hospital, Sofia, Bulgaria (A.G.); Jichi Medical University, Shimotsuke (S.I.), the Research Center for Advanced Science and Technology, University of Tokyo, Tokyo (T.K.), and Chiba University Graduate School of Medicine, Chiba (K.Y.) - all in Japan; Deutsches Herzzentrum München, Technische Universität München and German Center for Cardiovascular Research, Partner Site Munich Heart Alliance, Munich (W.K.), Institute of Epidemiology and Medical Biometry, University of Ulm, Ulm (W.K.), and Rheinisch-Westfälische Technische Hochschule Aachen, University Hospital Aachen, Aachen (N.M.) - all in Germany; McMaster University and Population Health Research Institute, Hamilton, ON (P.A.) and the Division of Endocrinology and Metabolism, St. Michael's Hospital, University of Toronto, Toronto (L.A.L.) - both in Canada; Docencia, Asistencia Médica e Investigación Clínica Medical Institute-Rusculleda Foundation for Research, Córdoba, Argentina (A.J.L.); Shupyk National Healthcare University of Ukraine, Kyiv (B.M.); Copenhagen University Hospital-Herlev Gentofte, University of Copenhagen, Copenhagen (B.G.N.); the Department of Medical Clinical Pharmacology, University of Debrecen, Debrecen, Hungary (D.P.); the Department of Primary Care and Public Health, Imperial College London, London (K.K.R.), and the Department of Endocrinology, Diabetes, and Metabolism, Manchester University Hospital NHS Foundation Trust, Manchester (H.S.) - both in the United Kingdom; the Russian Academy of Postgraduate Medical Education, Moscow (A.S.); and the Department of Cardiology and Structural Heart Diseases, Medical University of Silesia, Katowice, Poland (M.T.).; Marx N; From the Center for Cardiovascular Disease Prevention, Division of Preventive Medicine (A.D.P., R.J.G., J.G.M., E.S.Z., B.M.E., N.P.P., J.E.B., P.M.R) and the Division of Cardiovascular Medicine (B.M.E.,P.L., P.M.R.), Brigham and Women's Hospital, the Division of Cardiovascular Medicine, Veteran Affairs Boston Health Care System (A.D.P., J.J.), and Kowa Pharma Development (R.O.) - all in Boston; University of Lille, Lille (J.-C.F.) and the Department of Neurology and Stroke Center, Paris Cité University, Paris (P.A.) - both in France; Kowa Research Institute, Morrisville, NC (S.E.C.); the Division of Lipidology, Department of Medicine, University of Cape Town, Cape Town, South Africa (D.J.B.); Utah Lipid Center, Salt Lake City (E.A.B.); the University of Colorado School of Medicine, Aurora (R.H.E.); the University of Tennessee Health Science Center, Memphis (M.B.E.); the Division of Endocrinology, Universitário Hospital João de Barros Barreto, Belém (J.S.F.), and the Heart Institute (InCor), University of São Paulo Medical School Hospital, and Hospital Israelita Albert Einstein (R.D.S.), São Paulo - all in Brazil; Columbia University Vagelos College of Physicians and Surgeons, New York (H.N.G.); Queen Giovanna University Hospital, Sofia, Bulgaria (A.G.); Jichi Medical University, Shimotsuke (S.I.), the Research Center for Advanced Science and Technology, University of Tokyo, Tokyo (T.K.), and Chiba University Graduate School of Medicine, Chiba (K.Y.) - all in Japan; Deutsches Herzzentrum München, Technische Universität München and German Center for Cardiovascular Research, Partner Site Munich Heart Alliance, Munich (W.K.), Institute of Epidemiology and Medical Biometry, University of Ulm, Ulm (W.K.), and Rheinisch-Westfälische Technische Hochschule Aachen, University Hospital Aachen, Aachen (N.M.) - all in Germany; McMaster University and Population Health Research Institute, Hamilton, ON (P.A.) and the Division of Endocrinology and Metabolism, St. Michael's Hospital, University of Toronto, Toronto (L.A.L.) - both in Canada; Docencia, Asistencia Médica e Investigación Clínica Medical Institute-Rusculleda Foundation for Research, Córdoba, Argentina (A.J.L.); Shupyk National Healthcare University of Ukraine, Kyiv (B.M.); Copenhagen University Hospital-Herlev Gentofte, University of Copenhagen, Copenhagen (B.G.N.); the Department of Medical Clinical Pharmacology, University of Debrecen, Debrecen, Hungary (D.P.); the Department of Primary Care and Public Health, Imperial College London, London (K.K.R.), and the Department of Endocrinology, Diabetes, and Metabolism, Manchester University Hospital NHS Foundation Trust, Manchester (H.S.) - both in the United Kingdom; the Russian Academy of Postgraduate Medical Education, Moscow (A.S.); and the Department of Cardiology and Structural Heart Diseases, Medical University of Silesia, Katowice, Poland (M.T.).; Nordestgaard BG; From the Center for Cardiovascular Disease Prevention, Division of Preventive Medicine (A.D.P., R.J.G., J.G.M., E.S.Z., B.M.E., N.P.P., J.E.B., P.M.R) and the Division of Cardiovascular Medicine (B.M.E.,P.L., P.M.R.), Brigham and Women's Hospital, the Division of Cardiovascular Medicine, Veteran Affairs Boston Health Care System (A.D.P., J.J.), and Kowa Pharma Development (R.O.) - all in Boston; University of Lille, Lille (J.-C.F.) and the Department of Neurology and Stroke Center, Paris Cité University, Paris (P.A.) - both in France; Kowa Research Institute, Morrisville, NC (S.E.C.); the Division of Lipidology, Department of Medicine, University of Cape Town, Cape Town, South Africa (D.J.B.); Utah Lipid Center, Salt Lake City (E.A.B.); the University of Colorado School of Medicine, Aurora (R.H.E.); the University of Tennessee Health Science Center, Memphis (M.B.E.); the Division of Endocrinology, Universitário Hospital João de Barros Barreto, Belém (J.S.F.), and the Heart Institute (InCor), University of São Paulo Medical School Hospital, and Hospital Israelita Albert Einstein (R.D.S.), São Paulo - all in Brazil; Columbia University Vagelos College of Physicians and Surgeons, New York (H.N.G.); Queen Giovanna University Hospital, Sofia, Bulgaria (A.G.); Jichi Medical University, Shimotsuke (S.I.), the Research Center for Advanced Science and Technology, University of Tokyo, Tokyo (T.K.), and Chiba University Graduate School of Medicine, Chiba (K.Y.) - all in Japan; Deutsches Herzzentrum München, Technische Universität München and German Center for Cardiovascular Research, Partner Site Munich Heart Alliance, Munich (W.K.), Institute of Epidemiology and Medical Biometry, University of Ulm, Ulm (W.K.), and Rheinisch-Westfälische Technische Hochschule Aachen, University Hospital Aachen, Aachen (N.M.) - all in Germany; McMaster University and Population Health Research Institute, Hamilton, ON (P.A.) and the Division of Endocrinology and Metabolism, St. Michael's Hospital, University of Toronto, Toronto (L.A.L.) - both in Canada; Docencia, Asistencia Médica e Investigación Clínica Medical Institute-Rusculleda Foundation for Research, Córdoba, Argentina (A.J.L.); Shupyk National Healthcare University of Ukraine, Kyiv (B.M.); Copenhagen University Hospital-Herlev Gentofte, University of Copenhagen, Copenhagen (B.G.N.); the Department of Medical Clinical Pharmacology, University of Debrecen, Debrecen, Hungary (D.P.); the Department of Primary Care and Public Health, Imperial College London, London (K.K.R.), and the Department of Endocrinology, Diabetes, and Metabolism, Manchester University Hospital NHS Foundation Trust, Manchester (H.S.) - both in the United Kingdom; the Russian Academy of Postgraduate Medical Education, Moscow (A.S.); and the Department of Cardiology and Structural Heart Diseases, Medical University of Silesia, Katowice, Poland (M.T.).; Páll D; From the Center for Cardiovascular Disease Prevention, Division of Preventive Medicine (A.D.P., R.J.G., J.G.M., E.S.Z., B.M.E., N.P.P., J.E.B., P.M.R) and the Division of Cardiovascular Medicine (B.M.E.,P.L., P.M.R.), Brigham and Women's Hospital, the Division of Cardiovascular Medicine, Veteran Affairs Boston Health Care System (A.D.P., J.J.), and Kowa Pharma Development (R.O.) - all in Boston; University of Lille, Lille (J.-C.F.) and the Department of Neurology and Stroke Center, Paris Cité University, Paris (P.A.) - both in France; Kowa Research Institute, Morrisville, NC (S.E.C.); the Division of Lipidology, Department of Medicine, University of Cape Town, Cape Town, South Africa (D.J.B.); Utah Lipid Center, Salt Lake City (E.A.B.); the University of Colorado School of Medicine, Aurora (R.H.E.); the University of Tennessee Health Science Center, Memphis (M.B.E.); the Division of Endocrinology, Universitário Hospital João de Barros Barreto, Belém (J.S.F.), and the Heart Institute (InCor), University of São Paulo Medical School Hospital, and Hospital Israelita Albert Einstein (R.D.S.), São Paulo - all in Brazil; Columbia University Vagelos College of Physicians and Surgeons, New York (H.N.G.); Queen Giovanna University Hospital, Sofia, Bulgaria (A.G.); Jichi Medical University, Shimotsuke (S.I.), the Research Center for Advanced Science and Technology, University of Tokyo, Tokyo (T.K.), and Chiba University Graduate School of Medicine, Chiba (K.Y.) - all in Japan; Deutsches Herzzentrum München, Technische Universität München and German Center for Cardiovascular Research, Partner Site Munich Heart Alliance, Munich (W.K.), Institute of Epidemiology and Medical Biometry, University of Ulm, Ulm (W.K.), and Rheinisch-Westfälische Technische Hochschule Aachen, University Hospital Aachen, Aachen (N.M.) - all in Germany; McMaster University and Population Health Research Institute, Hamilton, ON (P.A.) and the Division of Endocrinology and Metabolism, St. Michael's Hospital, University of Toronto, Toronto (L.A.L.) - both in Canada; Docencia, Asistencia Médica e Investigación Clínica Medical Institute-Rusculleda Foundation for Research, Córdoba, Argentina (A.J.L.); Shupyk National Healthcare University of Ukraine, Kyiv (B.M.); Copenhagen University Hospital-Herlev Gentofte, University of Copenhagen, Copenhagen (B.G.N.); the Department of Medical Clinical Pharmacology, University of Debrecen, Debrecen, Hungary (D.P.); the Department of Primary Care and Public Health, Imperial College London, London (K.K.R.), and the Department of Endocrinology, Diabetes, and Metabolism, Manchester University Hospital NHS Foundation Trust, Manchester (H.S.) - both in the United Kingdom; the Russian Academy of Postgraduate Medical Education, Moscow (A.S.); and the Department of Cardiology and Structural Heart Diseases, Medical University of Silesia, Katowice, Poland (M.T.).; Ray KK; From the Center for Cardiovascular Disease Prevention, Division of Preventive Medicine (A.D.P., R.J.G., J.G.M., E.S.Z., B.M.E., N.P.P., J.E.B., P.M.R) and the Division of Cardiovascular Medicine (B.M.E.,P.L., P.M.R.), Brigham and Women's Hospital, the Division of Cardiovascular Medicine, Veteran Affairs Boston Health Care System (A.D.P., J.J.), and Kowa Pharma Development (R.O.) - all in Boston; University of Lille, Lille (J.-C.F.) and the Department of Neurology and Stroke Center, Paris Cité University, Paris (P.A.) - both in France; Kowa Research Institute, Morrisville, NC (S.E.C.); the Division of Lipidology, Department of Medicine, University of Cape Town, Cape Town, South Africa (D.J.B.); Utah Lipid Center, Salt Lake City (E.A.B.); the University of Colorado School of Medicine, Aurora (R.H.E.); the University of Tennessee Health Science Center, Memphis (M.B.E.); the Division of Endocrinology, Universitário Hospital João de Barros Barreto, Belém (J.S.F.), and the Heart Institute (InCor), University of São Paulo Medical School Hospital, and Hospital Israelita Albert Einstein (R.D.S.), São Paulo - all in Brazil; Columbia University Vagelos College of Physicians and Surgeons, New York (H.N.G.); Queen Giovanna University Hospital, Sofia, Bulgaria (A.G.); Jichi Medical University, Shimotsuke (S.I.), the Research Center for Advanced Science and Technology, University of Tokyo, Tokyo (T.K.), and Chiba University Graduate School of Medicine, Chiba (K.Y.) - all in Japan; Deutsches Herzzentrum München, Technische Universität München and German Center for Cardiovascular Research, Partner Site Munich Heart Alliance, Munich (W.K.), Institute of Epidemiology and Medical Biometry, University of Ulm, Ulm (W.K.), and Rheinisch-Westfälische Technische Hochschule Aachen, University Hospital Aachen, Aachen (N.M.) - all in Germany; McMaster University and Population Health Research Institute, Hamilton, ON (P.A.) and the Division of Endocrinology and Metabolism, St. Michael's Hospital, University of Toronto, Toronto (L.A.L.) - both in Canada; Docencia, Asistencia Médica e Investigación Clínica Medical Institute-Rusculleda Foundation for Research, Córdoba, Argentina (A.J.L.); Shupyk National Healthcare University of Ukraine, Kyiv (B.M.); Copenhagen University Hospital-Herlev Gentofte, University of Copenhagen, Copenhagen (B.G.N.); the Department of Medical Clinical Pharmacology, University of Debrecen, Debrecen, Hungary (D.P.); the Department of Primary Care and Public Health, Imperial College London, London (K.K.R.), and the Department of Endocrinology, Diabetes, and Metabolism, Manchester University Hospital NHS Foundation Trust, Manchester (H.S.) - both in the United Kingdom; the Russian Academy of Postgraduate Medical Education, Moscow (A.S.); and the Department of Cardiology and Structural Heart Diseases, Medical University of Silesia, Katowice, Poland (M.T.).; Santos RD; From the Center for Cardiovascular Disease Prevention, Division of Preventive Medicine (A.D.P., R.J.G., J.G.M., E.S.Z., B.M.E., N.P.P., J.E.B., P.M.R) and the Division of Cardiovascular Medicine (B.M.E.,P.L., P.M.R.), Brigham and Women's Hospital, the Division of Cardiovascular Medicine, Veteran Affairs Boston Health Care System (A.D.P., J.J.), and Kowa Pharma Development (R.O.) - all in Boston; University of Lille, Lille (J.-C.F.) and the Department of Neurology and Stroke Center, Paris Cité University, Paris (P.A.) - both in France; Kowa Research Institute, Morrisville, NC (S.E.C.); the Division of Lipidology, Department of Medicine, University of Cape Town, Cape Town, South Africa (D.J.B.); Utah Lipid Center, Salt Lake City (E.A.B.); the University of Colorado School of Medicine, Aurora (R.H.E.); the University of Tennessee Health Science Center, Memphis (M.B.E.); the Division of Endocrinology, Universitário Hospital João de Barros Barreto, Belém (J.S.F.), and the Heart Institute (InCor), University of São Paulo Medical School Hospital, and Hospital Israelita Albert Einstein (R.D.S.), São Paulo - all in Brazil; Columbia University Vagelos College of Physicians and Surgeons, New York (H.N.G.); Queen Giovanna University Hospital, Sofia, Bulgaria (A.G.); Jichi Medical University, Shimotsuke (S.I.), the Research Center for Advanced Science and Technology, University of Tokyo, Tokyo (T.K.), and Chiba University Graduate School of Medicine, Chiba (K.Y.) - all in Japan; Deutsches Herzzentrum München, Technische Universität München and German Center for Cardiovascular Research, Partner Site Munich Heart Alliance, Munich (W.K.), Institute of Epidemiology and Medical Biometry, University of Ulm, Ulm (W.K.), and Rheinisch-Westfälische Technische Hochschule Aachen, University Hospital Aachen, Aachen (N.M.) - all in Germany; McMaster University and Population Health Research Institute, Hamilton, ON (P.A.) and the Division of Endocrinology and Metabolism, St. Michael's Hospital, University of Toronto, Toronto (L.A.L.) - both in Canada; Docencia, Asistencia Médica e Investigación Clínica Medical Institute-Rusculleda Foundation for Research, Córdoba, Argentina (A.J.L.); Shupyk National Healthcare University of Ukraine, Kyiv (B.M.); Copenhagen University Hospital-Herlev Gentofte, University of Copenhagen, Copenhagen (B.G.N.); the Department of Medical Clinical Pharmacology, University of Debrecen, Debrecen, Hungary (D.P.); the Department of Primary Care and Public Health, Imperial College London, London (K.K.R.), and the Department of Endocrinology, Diabetes, and Metabolism, Manchester University Hospital NHS Foundation Trust, Manchester (H.S.) - both in the United Kingdom; the Russian Academy of Postgraduate Medical Education, Moscow (A.S.); and the Department of Cardiology and Structural Heart Diseases, Medical University of Silesia, Katowice, Poland (M.T.).; Soran H; From the Center for Cardiovascular Disease Prevention, Division of Preventive Medicine (A.D.P., R.J.G., J.G.M., E.S.Z., B.M.E., N.P.P., J.E.B., P.M.R) and the Division of Cardiovascular Medicine (B.M.E.,P.L., P.M.R.), Brigham and Women's Hospital, the Division of Cardiovascular Medicine, Veteran Affairs Boston Health Care System (A.D.P., J.J.), and Kowa Pharma Development (R.O.) - all in Boston; University of Lille, Lille (J.-C.F.) and the Department of Neurology and Stroke Center, Paris Cité University, Paris (P.A.) - both in France; Kowa Research Institute, Morrisville, NC (S.E.C.); the Division of Lipidology, Department of Medicine, University of Cape Town, Cape Town, South Africa (D.J.B.); Utah Lipid Center, Salt Lake City (E.A.B.); the University of Colorado School of Medicine, Aurora (R.H.E.); the University of Tennessee Health Science Center, Memphis (M.B.E.); the Division of Endocrinology, Universitário Hospital João de Barros Barreto, Belém (J.S.F.), and the Heart Institute (InCor), University of São Paulo Medical School Hospital, and Hospital Israelita Albert Einstein (R.D.S.), São Paulo - all in Brazil; Columbia University Vagelos College of Physicians and Surgeons, New York (H.N.G.); Queen Giovanna University Hospital, Sofia, Bulgaria (A.G.); Jichi Medical University, Shimotsuke (S.I.), the Research Center for Advanced Science and Technology, University of Tokyo, Tokyo (T.K.), and Chiba University Graduate School of Medicine, Chiba (K.Y.) - all in Japan; Deutsches Herzzentrum München, Technische Universität München and German Center for Cardiovascular Research, Partner Site Munich Heart Alliance, Munich (W.K.), Institute of Epidemiology and Medical Biometry, University of Ulm, Ulm (W.K.), and Rheinisch-Westfälische Technische Hochschule Aachen, University Hospital Aachen, Aachen (N.M.) - all in Germany; McMaster University and Population Health Research Institute, Hamilton, ON (P.A.) and the Division of Endocrinology and Metabolism, St. Michael's Hospital, University of Toronto, Toronto (L.A.L.) - both in Canada; Docencia, Asistencia Médica e Investigación Clínica Medical Institute-Rusculleda Foundation for Research, Córdoba, Argentina (A.J.L.); Shupyk National Healthcare University of Ukraine, Kyiv (B.M.); Copenhagen University Hospital-Herlev Gentofte, University of Copenhagen, Copenhagen (B.G.N.); the Department of Medical Clinical Pharmacology, University of Debrecen, Debrecen, Hungary (D.P.); the Department of Primary Care and Public Health, Imperial College London, London (K.K.R.), and the Department of Endocrinology, Diabetes, and Metabolism, Manchester University Hospital NHS Foundation Trust, Manchester (H.S.) - both in the United Kingdom; the Russian Academy of Postgraduate Medical Education, Moscow (A.S.); and the Department of Cardiology and Structural Heart Diseases, Medical University of Silesia, Katowice, Poland (M.T.).; Susekov A; From the Center for Cardiovascular Disease Prevention, Division of Preventive Medicine (A.D.P., R.J.G., J.G.M., E.S.Z., B.M.E., N.P.P., J.E.B., P.M.R) and the Division of Cardiovascular Medicine (B.M.E.,P.L., P.M.R.), Brigham and Women's Hospital, the Division of Cardiovascular Medicine, Veteran Affairs Boston Health Care System (A.D.P., J.J.), and Kowa Pharma Development (R.O.) - all in Boston; University of Lille, Lille (J.-C.F.) and the Department of Neurology and Stroke Center, Paris Cité University, Paris (P.A.) - both in France; Kowa Research Institute, Morrisville, NC (S.E.C.); the Division of Lipidology, Department of Medicine, University of Cape Town, Cape Town, South Africa (D.J.B.); Utah Lipid Center, Salt Lake City (E.A.B.); the University of Colorado School of Medicine, Aurora (R.H.E.); the University of Tennessee Health Science Center, Memphis (M.B.E.); the Division of Endocrinology, Universitário Hospital João de Barros Barreto, Belém (J.S.F.), and the Heart Institute (InCor), University of São Paulo Medical School Hospital, and Hospital Israelita Albert Einstein (R.D.S.), São Paulo - all in Brazil; Columbia University Vagelos College of Physicians and Surgeons, New York (H.N.G.); Queen Giovanna University Hospital, Sofia, Bulgaria (A.G.); Jichi Medical University, Shimotsuke (S.I.), the Research Center for Advanced Science and Technology, University of Tokyo, Tokyo (T.K.), and Chiba University Graduate School of Medicine, Chiba (K.Y.) - all in Japan; Deutsches Herzzentrum München, Technische Universität München and German Center for Cardiovascular Research, Partner Site Munich Heart Alliance, Munich (W.K.), Institute of Epidemiology and Medical Biometry, University of Ulm, Ulm (W.K.), and Rheinisch-Westfälische Technische Hochschule Aachen, University Hospital Aachen, Aachen (N.M.) - all in Germany; McMaster University and Population Health Research Institute, Hamilton, ON (P.A.) and the Division of Endocrinology and Metabolism, St. Michael's Hospital, University of Toronto, Toronto (L.A.L.) - both in Canada; Docencia, Asistencia Médica e Investigación Clínica Medical Institute-Rusculleda Foundation for Research, Córdoba, Argentina (A.J.L.); Shupyk National Healthcare University of Ukraine, Kyiv (B.M.); Copenhagen University Hospital-Herlev Gentofte, University of Copenhagen, Copenhagen (B.G.N.); the Department of Medical Clinical Pharmacology, University of Debrecen, Debrecen, Hungary (D.P.); the Department of Primary Care and Public Health, Imperial College London, London (K.K.R.), and the Department of Endocrinology, Diabetes, and Metabolism, Manchester University Hospital NHS Foundation Trust, Manchester (H.S.) - both in the United Kingdom; the Russian Academy of Postgraduate Medical Education, Moscow (A.S.); and the Department of Cardiology and Structural Heart Diseases, Medical University of Silesia, Katowice, Poland (M.T.).; Tendera M; From the Center for Cardiovascular Disease Prevention, Division of Preventive Medicine (A.D.P., R.J.G., J.G.M., E.S.Z., B.M.E., N.P.P., J.E.B., P.M.R) and the Division of Cardiovascular Medicine (B.M.E.,P.L., P.M.R.), Brigham and Women's Hospital, the Division of Cardiovascular Medicine, Veteran Affairs Boston Health Care System (A.D.P., J.J.), and Kowa Pharma Development (R.O.) - all in Boston; University of Lille, Lille (J.-C.F.) and the Department of Neurology and Stroke Center, Paris Cité University, Paris (P.A.) - both in France; Kowa Research Institute, Morrisville, NC (S.E.C.); the Division of Lipidology, Department of Medicine, University of Cape Town, Cape Town, South Africa (D.J.B.); Utah Lipid Center, Salt Lake City (E.A.B.); the University of Colorado School of Medicine, Aurora (R.H.E.); the University of Tennessee Health Science Center, Memphis (M.B.E.); the Division of Endocrinology, Universitário Hospital João de Barros Barreto, Belém (J.S.F.), and the Heart Institute (InCor), University of São Paulo Medical School Hospital, and Hospital Israelita Albert Einstein (R.D.S.), São Paulo - all in Brazil; Columbia University Vagelos College of Physicians and Surgeons, New York (H.N.G.); Queen Giovanna University Hospital, Sofia, Bulgaria (A.G.); Jichi Medical University, Shimotsuke (S.I.), the Research Center for Advanced Science and Technology, University of Tokyo, Tokyo (T.K.), and Chiba University Graduate School of Medicine, Chiba (K.Y.) - all in Japan; Deutsches Herzzentrum München, Technische Universität München and German Center for Cardiovascular Research, Partner Site Munich Heart Alliance, Munich (W.K.), Institute of Epidemiology and Medical Biometry, University of Ulm, Ulm (W.K.), and Rheinisch-Westfälische Technische Hochschule Aachen, University Hospital Aachen, Aachen (N.M.) - all in Germany; McMaster University and Population Health Research Institute, Hamilton, ON (P.A.) and the Division of Endocrinology and Metabolism, St. Michael's Hospital, University of Toronto, Toronto (L.A.L.) - both in Canada; Docencia, Asistencia Médica e Investigación Clínica Medical Institute-Rusculleda Foundation for Research, Córdoba, Argentina (A.J.L.); Shupyk National Healthcare University of Ukraine, Kyiv (B.M.); Copenhagen University Hospital-Herlev Gentofte, University of Copenhagen, Copenhagen (B.G.N.); the Department of Medical Clinical Pharmacology, University of Debrecen, Debrecen, Hungary (D.P.); the Department of Primary Care and Public Health, Imperial College London, London (K.K.R.), and the Department of Endocrinology, Diabetes, and Metabolism, Manchester University Hospital NHS Foundation Trust, Manchester (H.S.) - both in the United Kingdom; the Russian Academy of Postgraduate Medical Education, Moscow (A.S.); and the Department of Cardiology and Structural Heart Diseases, Medical University of Silesia, Katowice, Poland (M.T.).; Yokote K; From the Center for Cardiovascular Disease Prevention, Division of Preventive Medicine (A.D.P., R.J.G., J.G.M., E.S.Z., B.M.E., N.P.P., J.E.B., P.M.R) and the Division of Cardiovascular Medicine (B.M.E.,P.L., P.M.R.), Brigham and Women's Hospital, the Division of Cardiovascular Medicine, Veteran Affairs Boston Health Care System (A.D.P., J.J.), and Kowa Pharma Development (R.O.) - all in Boston; University of Lille, Lille (J.-C.F.) and the Department of Neurology and Stroke Center, Paris Cité University, Paris (P.A.) - both in France; Kowa Research Institute, Morrisville, NC (S.E.C.); the Division of Lipidology, Department of Medicine, University of Cape Town, Cape Town, South Africa (D.J.B.); Utah Lipid Center, Salt Lake City (E.A.B.); the University of Colorado School of Medicine, Aurora (R.H.E.); the University of Tennessee Health Science Center, Memphis (M.B.E.); the Division of Endocrinology, Universitário Hospital João de Barros Barreto, Belém (J.S.F.), and the Heart Institute (InCor), University of São Paulo Medical School Hospital, and Hospital Israelita Albert Einstein (R.D.S.), São Paulo - all in Brazil; Columbia University Vagelos College of Physicians and Surgeons, New York (H.N.G.); Queen Giovanna University Hospital, Sofia, Bulgaria (A.G.); Jichi Medical University, Shimotsuke (S.I.), the Research Center for Advanced Science and Technology, University of Tokyo, Tokyo (T.K.), and Chiba University Graduate School of Medicine, Chiba (K.Y.) - all in Japan; Deutsches Herzzentrum München, Technische Universität München and German Center for Cardiovascular Research, Partner Site Munich Heart Alliance, Munich (W.K.), Institute of Epidemiology and Medical Biometry, University of Ulm, Ulm (W.K.), and Rheinisch-Westfälische Technische Hochschule Aachen, University Hospital Aachen, Aachen (N.M.) - all in Germany; McMaster University and Population Health Research Institute, Hamilton, ON (P.A.) and the Division of Endocrinology and Metabolism, St. Michael's Hospital, University of Toronto, Toronto (L.A.L.) - both in Canada; Docencia, Asistencia Médica e Investigación Clínica Medical Institute-Rusculleda Foundation for Research, Córdoba, Argentina (A.J.L.); Shupyk National Healthcare University of Ukraine, Kyiv (B.M.); Copenhagen University Hospital-Herlev Gentofte, University of Copenhagen, Copenhagen (B.G.N.); the Department of Medical Clinical Pharmacology, University of Debrecen, Debrecen, Hungary (D.P.); the Department of Primary Care and Public Health, Imperial College London, London (K.K.R.), and the Department of Endocrinology, Diabetes, and Metabolism, Manchester University Hospital NHS Foundation Trust, Manchester (H.S.) - both in the United Kingdom; the Russian Academy of Postgraduate Medical Education, Moscow (A.S.); and the Department of Cardiology and Structural Heart Diseases, Medical University of Silesia, Katowice, Poland (M.T.).; Paynter NP; From the Center for Cardiovascular Disease Prevention, Division of Preventive Medicine (A.D.P., R.J.G., J.G.M., E.S.Z., B.M.E., N.P.P., J.E.B., P.M.R) and the Division of Cardiovascular Medicine (B.M.E.,P.L., P.M.R.), Brigham and Women's Hospital, the Division of Cardiovascular Medicine, Veteran Affairs Boston Health Care System (A.D.P., J.J.), and Kowa Pharma Development (R.O.) - all in Boston; University of Lille, Lille (J.-C.F.) and the Department of Neurology and Stroke Center, Paris Cité University, Paris (P.A.) - both in France; Kowa Research Institute, Morrisville, NC (S.E.C.); the Division of Lipidology, Department of Medicine, University of Cape Town, Cape Town, South Africa (D.J.B.); Utah Lipid Center, Salt Lake City (E.A.B.); the University of Colorado School of Medicine, Aurora (R.H.E.); the University of Tennessee Health Science Center, Memphis (M.B.E.); the Division of Endocrinology, Universitário Hospital João de Barros Barreto, Belém (J.S.F.), and the Heart Institute (InCor), University of São Paulo Medical School Hospital, and Hospital Israelita Albert Einstein (R.D.S.), São Paulo - all in Brazil; Columbia University Vagelos College of Physicians and Surgeons, New York (H.N.G.); Queen Giovanna University Hospital, Sofia, Bulgaria (A.G.); Jichi Medical University, Shimotsuke (S.I.), the Research Center for Advanced Science and Technology, University of Tokyo, Tokyo (T.K.), and Chiba University Graduate School of Medicine, Chiba (K.Y.) - all in Japan; Deutsches Herzzentrum München, Technische Universität München and German Center for Cardiovascular Research, Partner Site Munich Heart Alliance, Munich (W.K.), Institute of Epidemiology and Medical Biometry, University of Ulm, Ulm (W.K.), and Rheinisch-Westfälische Technische Hochschule Aachen, University Hospital Aachen, Aachen (N.M.) - all in Germany; McMaster University and Population Health Research Institute, Hamilton, ON (P.A.) and the Division of Endocrinology and Metabolism, St. Michael's Hospital, University of Toronto, Toronto (L.A.L.) - both in Canada; Docencia, Asistencia Médica e Investigación Clínica Medical Institute-Rusculleda Foundation for Research, Córdoba, Argentina (A.J.L.); Shupyk National Healthcare University of Ukraine, Kyiv (B.M.); Copenhagen University Hospital-Herlev Gentofte, University of Copenhagen, Copenhagen (B.G.N.); the Department of Medical Clinical Pharmacology, University of Debrecen, Debrecen, Hungary (D.P.); the Department of Primary Care and Public Health, Imperial College London, London (K.K.R.), and the Department of Endocrinology, Diabetes, and Metabolism, Manchester University Hospital NHS Foundation Trust, Manchester (H.S.) - both in the United Kingdom; the Russian Academy of Postgraduate Medical Education, Moscow (A.S.); and the Department of Cardiology and Structural Heart Diseases, Medical University of Silesia, Katowice, Poland (M.T.).; Buring JE; From the Center for Cardiovascular Disease Prevention, Division of Preventive Medicine (A.D.P., R.J.G., J.G.M., E.S.Z., B.M.E., N.P.P., J.E.B., P.M.R) and the Division of Cardiovascular Medicine (B.M.E.,P.L., P.M.R.), Brigham and Women's Hospital, the Division of Cardiovascular Medicine, Veteran Affairs Boston Health Care System (A.D.P., J.J.), and Kowa Pharma Development (R.O.) - all in Boston; University of Lille, Lille (J.-C.F.) and the Department of Neurology and Stroke Center, Paris Cité University, Paris (P.A.) - both in France; Kowa Research Institute, Morrisville, NC (S.E.C.); the Division of Lipidology, Department of Medicine, University of Cape Town, Cape Town, South Africa (D.J.B.); Utah Lipid Center, Salt Lake City (E.A.B.); the University of Colorado School of Medicine, Aurora (R.H.E.); the University of Tennessee Health Science Center, Memphis (M.B.E.); the Division of Endocrinology, Universitário Hospital João de Barros Barreto, Belém (J.S.F.), and the Heart Institute (InCor), University of São Paulo Medical School Hospital, and Hospital Israelita Albert Einstein (R.D.S.), São Paulo - all in Brazil; Columbia University Vagelos College of Physicians and Surgeons, New York (H.N.G.); Queen Giovanna University Hospital, Sofia, Bulgaria (A.G.); Jichi Medical University, Shimotsuke (S.I.), the Research Center for Advanced Science and Technology, University of Tokyo, Tokyo (T.K.), and Chiba University Graduate School of Medicine, Chiba (K.Y.) - all in Japan; Deutsches Herzzentrum München, Technische Universität München and German Center for Cardiovascular Research, Partner Site Munich Heart Alliance, Munich (W.K.), Institute of Epidemiology and Medical Biometry, University of Ulm, Ulm (W.K.), and Rheinisch-Westfälische Technische Hochschule Aachen, University Hospital Aachen, Aachen (N.M.) - all in Germany; McMaster University and Population Health Research Institute, Hamilton, ON (P.A.) and the Division of Endocrinology and Metabolism, St. Michael's Hospital, University of Toronto, Toronto (L.A.L.) - both in Canada; Docencia, Asistencia Médica e Investigación Clínica Medical Institute-Rusculleda Foundation for Research, Córdoba, Argentina (A.J.L.); Shupyk National Healthcare University of Ukraine, Kyiv (B.M.); Copenhagen University Hospital-Herlev Gentofte, University of Copenhagen, Copenhagen (B.G.N.); the Department of Medical Clinical Pharmacology, University of Debrecen, Debrecen, Hungary (D.P.); the Department of Primary Care and Public Health, Imperial College London, London (K.K.R.), and the Department of Endocrinology, Diabetes, and Metabolism, Manchester University Hospital NHS Foundation Trust, Manchester (H.S.) - both in the United Kingdom; the Russian Academy of Postgraduate Medical Education, Moscow (A.S.); and the Department of Cardiology and Structural Heart Diseases, Medical University of Silesia, Katowice, Poland (M.T.).; Libby P; From the Center for Cardiovascular Disease Prevention, Division of Preventive Medicine (A.D.P., R.J.G., J.G.M., E.S.Z., B.M.E., N.P.P., J.E.B., P.M.R) and the Division of Cardiovascular Medicine (B.M.E.,P.L., P.M.R.), Brigham and Women's Hospital, the Division of Cardiovascular Medicine, Veteran Affairs Boston Health Care System (A.D.P., J.J.), and Kowa Pharma Development (R.O.) - all in Boston; University of Lille, Lille (J.-C.F.) and the Department of Neurology and Stroke Center, Paris Cité University, Paris (P.A.) - both in France; Kowa Research Institute, Morrisville, NC (S.E.C.); the Division of Lipidology, Department of Medicine, University of Cape Town, Cape Town, South Africa (D.J.B.); Utah Lipid Center, Salt Lake City (E.A.B.); the University of Colorado School of Medicine, Aurora (R.H.E.); the University of Tennessee Health Science Center, Memphis (M.B.E.); the Division of Endocrinology, Universitário Hospital João de Barros Barreto, Belém (J.S.F.), and the Heart Institute (InCor), University of São Paulo Medical School Hospital, and Hospital Israelita Albert Einstein (R.D.S.), São Paulo - all in Brazil; Columbia University Vagelos College of Physicians and Surgeons, New York (H.N.G.); Queen Giovanna University Hospital, Sofia, Bulgaria (A.G.); Jichi Medical University, Shimotsuke (S.I.), the Research Center for Advanced Science and Technology, University of Tokyo, Tokyo (T.K.), and Chiba University Graduate School of Medicine, Chiba (K.Y.) - all in Japan; Deutsches Herzzentrum München, Technische Universität München and German Center for Cardiovascular Research, Partner Site Munich Heart Alliance, Munich (W.K.), Institute of Epidemiology and Medical Biometry, University of Ulm, Ulm (W.K.), and Rheinisch-Westfälische Technische Hochschule Aachen, University Hospital Aachen, Aachen (N.M.) - all in Germany; McMaster University and Population Health Research Institute, Hamilton, ON (P.A.) and the Division of Endocrinology and Metabolism, St. Michael's Hospital, University of Toronto, Toronto (L.A.L.) - both in Canada; Docencia, Asistencia Médica e Investigación Clínica Medical Institute-Rusculleda Foundation for Research, Córdoba, Argentina (A.J.L.); Shupyk National Healthcare University of Ukraine, Kyiv (B.M.); Copenhagen University Hospital-Herlev Gentofte, University of Copenhagen, Copenhagen (B.G.N.); the Department of Medical Clinical Pharmacology, University of Debrecen, Debrecen, Hungary (D.P.); the Department of Primary Care and Public Health, Imperial College London, London (K.K.R.), and the Department of Endocrinology, Diabetes, and Metabolism, Manchester University Hospital NHS Foundation Trust, Manchester (H.S.) - both in the United Kingdom; the Russian Academy of Postgraduate Medical Education, Moscow (A.S.); and the Department of Cardiology and Structural Heart Diseases, Medical University of Silesia, Katowice, Poland (M.T.).; Ridker PM; From the Center for Cardiovascular Disease Prevention, Division of Preventive Medicine (A.D.P., R.J.G., J.G.M., E.S.Z., B.M.E., N.P.P., J.E.B., P.M.R) and the Division of Cardiovascular Medicine (B.M.E.,P.L., P.M.R.), Brigham and Women's Hospital, the Division of Cardiovascular Medicine, Veteran Affairs Boston Health Care System (A.D.P., J.J.), and Kowa Pharma Development (R.O.) - all in Boston; University of Lille, Lille (J.-C.F.) and the Department of Neurology and Stroke Center, Paris Cité University, Paris (P.A.) - both in France; Kowa Research Institute, Morrisville, NC (S.E.C.); the Division of Lipidology, Department of Medicine, University of Cape Town, Cape Town, South Africa (D.J.B.); Utah Lipid Center, Salt Lake City (E.A.B.); the University of Colorado School of Medicine, Aurora (R.H.E.); the University of Tennessee Health Science Center, Memphis (M.B.E.); the Division of Endocrinology, Universitário Hospital João de Barros Barreto, Belém (J.S.F.), and the Heart Institute (InCor), University of São Paulo Medical School Hospital, and Hospital Israelita Albert Einstein (R.D.S.), São Paulo - all in Brazil; Columbia University Vagelos College of Physicians and Surgeons, New York (H.N.G.); Queen Giovanna University Hospital, Sofia, Bulgaria (A.G.); Jichi Medical University, Shimotsuke (S.I.), the Research Center for Advanced Science and Technology, University of Tokyo, Tokyo (T.K.), and Chiba University Graduate School of Medicine, Chiba (K.Y.) - all in Japan; Deutsches Herzzentrum München, Technische Universität München and German Center for Cardiovascular Research, Partner Site Munich Heart Alliance, Munich (W.K.), Institute of Epidemiology and Medical Biometry, University of Ulm, Ulm (W.K.), and Rheinisch-Westfälische Technische Hochschule Aachen, University Hospital Aachen, Aachen (N.M.) - all in Germany; McMaster University and Population Health Research Institute, Hamilton, ON (P.A.) and the Division of Endocrinology and Metabolism, St. Michael's Hospital, University of Toronto, Toronto (L.A.L.) - both in Canada; Docencia, Asistencia Médica e Investigación Clínica Medical Institute-Rusculleda Foundation for Research, Córdoba, Argentina (A.J.L.); Shupyk National Healthcare University of Ukraine, Kyiv (B.M.); Copenhagen University Hospital-Herlev Gentofte, University of Copenhagen, Copenhagen (B.G.N.); the Department of Medical Clinical Pharmacology, University of Debrecen, Debrecen, Hungary (D.P.); the Department of Primary Care and Public Health, Imperial College London, London (K.K.R.), and the Department of Endocrinology, Diabetes, and Metabolism, Manchester University Hospital NHS Foundation Trust, Manchester (H.S.) - both in the United Kingdom; the Russian Academy of Postgraduate Medical Education, Moscow (A.S.); and the Department of Cardiology and Structural Heart Diseases, Medical University of Silesia, Katowice, Poland (M.T.).

Publisher: Massachusetts Medical Society Country of Publication: United States NLM ID: 0255562 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1533-4406 (Electronic) Linking ISSN: 00284793 NLM ISO Abbreviation: N Engl J Med Subsets: MEDLINE