부산대학교 도서관

Khwaja J; University College London Hospital, London, UK.; National Amyloid Centre, Royal Free London Hospital, London, UK.; Ravichandran S; University College London Hospital, London, UK.; National Amyloid Centre, Royal Free London Hospital, London, UK.; Bomsztyk J; National Amyloid Centre, Royal Free London Hospital, London, UK.; Cohen O; National Amyloid Centre, Royal Free London Hospital, London, UK.; Foard D; National Amyloid Centre, Royal Free London Hospital, London, UK.; Martinez-Naharro A; National Amyloid Centre, Royal Free London Hospital, London, UK.; Venneri L; National Amyloid Centre, Royal Free London Hospital, London, UK.; Fontana M; National Amyloid Centre, Royal Free London Hospital, London, UK.; Whelan C; National Amyloid Centre, Royal Free London Hospital, London, UK.; Hawkins PN; National Amyloid Centre, Royal Free London Hospital, London, UK.; Gillmore JD; National Amyloid Centre, Royal Free London Hospital, London, UK.; Lachmann HJ; National Amyloid Centre, Royal Free London Hospital, London, UK.; Mahmood S; University College London Hospital, London, UK.; National Amyloid Centre, Royal Free London Hospital, London, UK.; Wechalekar A; University College London Hospital, London, UK.; National Amyloid Centre, Royal Free London Hospital, London, UK.

Publisher: Taylor & Francis Country of Publication: England NLM ID: 9433802 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1744-2818 (Electronic) Linking ISSN: 13506129 NLM ISO Abbreviation: Amyloid Subsets: MEDLINE

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

Porcari A; National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital, London, United Kingdom.; Centre for Diagnosis and Treatment of Cardiomyopathies, Cardiovascular Department, Azienda Sanitaria Universitaria Giuliano-Isontina (ASUGI), University of Trieste, Trieste, Italy.; European Reference Network for Rare, Low Prevalence and Complex Diseases of the Heart (ERN GUARD-HEART), Trieste, Italy.; Masi A; National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital, London, United Kingdom.; Martinez-Naharro A; National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital, London, United Kingdom.; Razvi Y; National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital, London, United Kingdom.; Patel R; National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital, London, United Kingdom.; Ioannou A; National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital, London, United Kingdom.; Rauf MU; National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital, London, United Kingdom.; Sinigiani G; Department of Cardio-Thoraco-Vascular Sciences and Public Health, University of Padua, Padua, Italy.; Wisniowski B; National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital, London, United Kingdom.; Filisetti S; Cardiology University Department, Heart Failure Unit, IRCCS Policlinico San Donato, San Donato Milanese, Milan, Italy.; Faculty of Medicine, University of Milano, Milan, Italy.; Currie-Cathey J; National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital, London, United Kingdom.; O'Beara S; National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital, London, United Kingdom.; Kotecha T; National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital, London, United Kingdom.; Knight D; National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital, London, United Kingdom.; Moon JC; Institute of Cardiovascular Science, University College London, London, United Kingdom.; Barts Heart Centre, West Smithfield, London, United Kingdom.; Sinagra G; Centre for Diagnosis and Treatment of Cardiomyopathies, Cardiovascular Department, Azienda Sanitaria Universitaria Giuliano-Isontina (ASUGI), University of Trieste, Trieste, Italy.; European Reference Network for Rare, Low Prevalence and Complex Diseases of the Heart (ERN GUARD-HEART), Trieste, Italy.; Virsinskaite R; National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital, London, United Kingdom.; Gilbertson J; National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital, London, United Kingdom.; Venneri L; National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital, London, United Kingdom.; Petrie A; National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital, London, United Kingdom.; Lachmann H; National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital, London, United Kingdom.; Whelan C; National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital, London, United Kingdom.; Kellman P; National Heart, Lung, and Blood Institute, National Institutes of Health, Bethesda, Maryland.; Ravichandran S; National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital, London, United Kingdom.; Cohen O; National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital, London, United Kingdom.; Mahmood S; National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital, London, United Kingdom.; Manisty C; St Bartholomew's Hospital, London, United Kingdom.; Hawkins PN; National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital, London, United Kingdom.; Gillmore JD; National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital, London, United Kingdom.; Wechalekar AD; National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital, London, United Kingdom.; Fontana M; National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital, London, United Kingdom.

Publisher: American Medical Association Country of Publication: United States NLM ID: 101676033 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 2380-6591 (Electronic) NLM ISO Abbreviation: JAMA Cardiol Subsets: MEDLINE

Masri A; Oregon Health & Science University, Portland, Oregon.; Maurer MS; Columbia University Irving Medical Center, New York, New York.; Claggett BL; Cardiovascular Division, Brigham and Women's Hospital, Harvard Medical School, Boston, Massachusetts.; Kulac I; Cardiovascular Division, Brigham and Women's Hospital, Harvard Medical School, Boston, Massachusetts.; Waddington Cruz M; Hospital Universitário Clementino Fraga Filho, Federal University of Rio de Janeiro, Rio de Janeiro, Brazil.; Conceição I; Centro Hospitalar Universitário Lisboa-Norte, Hospital de Santa Maria, Lisbon, Portugal.; Weiler M; Amyloidosis Center and Department of Neurology, Heidelberg University Hospital, Heidelberg, Germany.; Berk JL; Boston University School of Medicine, Boston, Massachusetts.; Gertz M; Mayo Clinic, Rochester, Minnesota.; Gillmore JD; National Amyloidosis Centre, University College London, London, UK.; Rush S; BioPharmaceuticals R&D, AstraZeneca, Gothenburg, Sweden.; Chen J; BioPharmaceuticals R&D, AstraZeneca, Gaithersburg, Maryland.; Zhou W; BioPharmaceuticals R&D, AstraZeneca, Gaithersburg, Maryland.; Kwoh J; Ionis Pharmaceuticals, Inc., Carlsbad, California.; Duran JM; Ionis Pharmaceuticals, Inc., Carlsbad, California.; Tsimikas S; Ionis Pharmaceuticals, Inc., Carlsbad, California; University of California San Diego, La Jolla, California.; Solomon SD; Cardiovascular Division, Brigham and Women's Hospital, Harvard Medical School, Boston, Massachusetts. Electronic address: ssolomon@bwh.harvard.edu.

Publisher: Churchill Livingstone Country of Publication: United States NLM ID: 9442138 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1532-8414 (Electronic) Linking ISSN: 10719164 NLM ISO Abbreviation: J Card Fail Subsets: MEDLINE

Kwok CS; Department of Cardiology, Queen Elizabeth Hospital Birmingham, University Hospitals of Birmingham NHS Foundation Trust, Birmingham, UK.; Choy CH; Department of Cardiology, Queen Elizabeth Hospital Birmingham, University Hospitals of Birmingham NHS Foundation Trust, Birmingham, UK.; Pinney J; Department of Nephrology, Queen Elizabeth Hospital Birmingham, University Hospitals of Birmingham NHS Foundation Trust, Birmingham, UK.; Townend JN; Department of Cardiology, Queen Elizabeth Hospital Birmingham, University Hospitals of Birmingham NHS Foundation Trust, Birmingham, UK.; Institute of Cardiovascular Sciences, College of Medical and Dental Sciences, University of Birmingham, Birmingham, UK.; Whelan C; Division of Medicine, National Amyloidosis Centre, University College London, Royal Free Hospital, London, UK.; Fontana M; Division of Medicine, National Amyloidosis Centre, University College London, Royal Free Hospital, London, UK.; Gillmore JD; Division of Medicine, National Amyloidosis Centre, University College London, Royal Free Hospital, London, UK.; Steeds RP; Department of Cardiology, Queen Elizabeth Hospital Birmingham, University Hospitals of Birmingham NHS Foundation Trust, Birmingham, UK.; Institute of Cardiovascular Sciences, College of Medical and Dental Sciences, University of Birmingham, Birmingham, UK.; Moody WE; Department of Cardiology, Queen Elizabeth Hospital Birmingham, University Hospitals of Birmingham NHS Foundation Trust, Birmingham, UK.; Institute of Cardiovascular Sciences, College of Medical and Dental Sciences, University of Birmingham, Birmingham, UK.

Publisher: John Wiley & Sons Ltd on behalf of the European Society of Cardiology Country of Publication: England NLM ID: 101669191 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 2055-5822 (Electronic) Linking ISSN: 20555822 NLM ISO Abbreviation: ESC Heart Fail Subsets: MEDLINE

Ioannou A; National Amyloidosis Centre, University College London, Royal Free Campus, London, United Kingdom.; Fumagalli C; National Amyloidosis Centre, University College London, Royal Free Campus, London, United Kingdom; Tuscan Regional Amyloidosis Centre, Careggi University Hospital, Florence, Italy.; Razvi Y; National Amyloidosis Centre, University College London, Royal Free Campus, London, United Kingdom.; Porcari A; National Amyloidosis Centre, University College London, Royal Free Campus, London, United Kingdom; Center for Diagnosis and Treatment of Cardiomyopathies, Cardiovascular Department, Azienda Sanitaria Universitaria Giuliano-Isontina, University of Trieste, Trieste, Italy.; Rauf MU; National Amyloidosis Centre, University College London, Royal Free Campus, London, United Kingdom.; Martinez-Naharro A; National Amyloidosis Centre, University College London, Royal Free Campus, London, United Kingdom.; Venneri L; National Amyloidosis Centre, University College London, Royal Free Campus, London, United Kingdom.; Moody W; Department of Cardiology, Queen Elizabeth Hospital Birmingham, Birmingham, United Kingdom; Institute of Cardiovascular Sciences, University of Birmingham, Edgbaston, Birmingham, United Kingdom.; Steeds RP; Department of Cardiology, Queen Elizabeth Hospital Birmingham, Birmingham, United Kingdom; Institute of Cardiovascular Sciences, University of Birmingham, Edgbaston, Birmingham, United Kingdom.; Petrie A; University College London, London, United Kingdom.; Whelan C; National Amyloidosis Centre, University College London, Royal Free Campus, London, United Kingdom.; Wechalekar A; National Amyloidosis Centre, University College London, Royal Free Campus, London, United Kingdom.; Lachmann H; National Amyloidosis Centre, University College London, Royal Free Campus, London, United Kingdom.; Hawkins PN; National Amyloidosis Centre, University College London, Royal Free Campus, London, United Kingdom.; Solomon SD; Cardiovascular Division, Brigham and Women's Hospital, Harvard Medical School, Boston, Massachusetts, USA.; Gillmore JD; National Amyloidosis Centre, University College London, Royal Free Campus, London, United Kingdom.; Fontana M; National Amyloidosis Centre, University College London, Royal Free Campus, London, United Kingdom. Electronic address: m.fontana@ucl.ac.uk.

Publisher: Elsevier Biomedical Country of Publication: United States NLM ID: 8301365 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1558-3597 (Electronic) Linking ISSN: 07351097 NLM ISO Abbreviation: J Am Coll Cardiol Subsets: MEDLINE

Ladefoged B; Department of Cardiology Aarhus University Hospital Aarhus Denmark.; Pedersen AD; Department of Cardiology Aarhus University Hospital Aarhus Denmark.; Seefeldt J; Department of Cardiology Aarhus University Hospital Aarhus Denmark.; Nielsen BRR; Department of Cardiology Aarhus University Hospital Aarhus Denmark.; Eiskjær H; Department of Cardiology Aarhus University Hospital Aarhus Denmark.; Lichscheidt E; Department of Cardiology Aarhus University Hospital Aarhus Denmark.; Clemmensen T; Department of Cardiology Aarhus University Hospital Aarhus Denmark.; Gillmore JD; The National Amyloidosis Centre, The Royal Free Hospital London UK.; Poulsen SH; Department of Cardiology Aarhus University Hospital Aarhus Denmark.

Publisher: Wiley-Blackwell Country of Publication: England NLM ID: 101580524 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 2047-9980 (Electronic) Linking ISSN: 20479980 NLM ISO Abbreviation: J Am Heart Assoc Subsets: MEDLINE

Nitsche C; Department of Internal Medicine II, Medical University of Vienna, Vienna, Austria.; Institute of Cardiovascular Science, University College London, London, UK.; Barts Heart Centre, St Bartholomew's Hospital, London, UK.; Ioannou A; National Amyloidosis Centre, University College London, Royal Free Hospital, London, UK.; Patel RK; National Amyloidosis Centre, University College London, Royal Free Hospital, London, UK.; Razvi Y; National Amyloidosis Centre, University College London, Royal Free Hospital, London, UK.; Porcari A; National Amyloidosis Centre, University College London, Royal Free Hospital, London, UK.; Center for Diagnosis and Treatment of Cardiomyopathies, Cardiovascular Department, Azienda Sanitaria Universitaria Giuliano-Isontina (ASUGI), University of Trieste, Trieste, Italy.; Rauf MU; National Amyloidosis Centre, University College London, Royal Free Hospital, London, UK.; Bandera F; Cardiology University Department, IRCCS Policlinico San Donato, Milan, Italy.; Aimo A; Cardiology Division, Fondazione Toscana Gabriele Monasterio, Pisa, Italy.; Emdin M; Cardiology Division, Fondazione Toscana Gabriele Monasterio, Pisa, Italy.; Martinez-Naharro A; National Amyloidosis Centre, University College London, Royal Free Hospital, London, UK.; Venneri L; National Amyloidosis Centre, University College London, Royal Free Hospital, London, UK.; Petrie A; Biostatistics Unit, UCL Eastman Dental Institute, University College London, London, UK.; Wechalekar A; Department of Internal Medicine II, Medical University of Vienna, Vienna, Austria.; Lachmann H; Department of Internal Medicine II, Medical University of Vienna, Vienna, Austria.; Hawkins PN; National Amyloidosis Centre, University College London, Royal Free Hospital, London, UK.; Gillmore JD; National Amyloidosis Centre, University College London, Royal Free Hospital, London, UK.; Fontana M; National Amyloidosis Centre, University College London, Royal Free Hospital, London, UK.

Publisher: Wiley Country of Publication: England NLM ID: 100887595 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1879-0844 (Electronic) Linking ISSN: 13889842 NLM ISO Abbreviation: Eur J Heart Fail Subsets: MEDLINE

Porcari A; National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital, London, United Kingdom; Center for Diagnosis and Treatment of Cardiomyopathies, Cardiovascular Department, Azienda Sanitaria Universitaria Giuliano-Isontina, University of Trieste, Trieste, Italy; European Reference Network for Rare, Low Prevalence and Complex Diseases of the Heart-ERN GUARD-Heart, Trieste, Italy.; Cappelli F; Cardiomyopathy Unit, Careggi University Hospital, University of Florence, Florence, Italy; Tuscan Regional Amyloidosis Centre, Careggi University Hospital, Florence, Italy.; Nitsche C; Division of Cardiology, Department of Internal Medicine II, Medical University of Vienna, Vienna, Austria.; Tomasoni D; Cardiology, ASST Spedali Civili, Department of Medical and Surgical Specialties, Radiological Sciences and Public Health, University of Brescia, Brescia, Italy.; Sinigiani G; Department of Cardiac, Thoracic, and Vascular Sciences and Public Health, University of Padua, Padua, Italy.; Longhi S; European Reference Network for Rare, Low Prevalence and Complex Diseases of the Heart-ERN GUARD-Heart, Trieste, Italy; Cardiology Unit, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Bologna, Italy.; Bordignon L; Center for Diagnosis and Treatment of Cardiomyopathies, Cardiovascular Department, Azienda Sanitaria Universitaria Giuliano-Isontina, University of Trieste, Trieste, Italy; European Reference Network for Rare, Low Prevalence and Complex Diseases of the Heart-ERN GUARD-Heart, Trieste, Italy.; Masri A; Knight Cardiovascular Institute, Oregon Health & Science University, Portland, Oregon, USA.; Serenelli M; Cardiologic Centre, University of Ferrara, Cona, Italy.; Urey M; Department of Medicine, Division of Cardiovascular Diseases, University of California, San Diego, La Jolla, California, USA.; Musumeci B; Department of Clinical and Molecular Medicine, Faculty of Medicine and Psychology, Sapienza University, Rome, Italy.; Cipriani A; Department of Cardiac, Thoracic, and Vascular Sciences and Public Health, University of Padua, Padua, Italy.; Canepa M; Cardiovascular Unit, IRCCS Ospedale Policlinico San Martino, Genova, Italy; Department of Internal Medicine, University of Genova, Genova, Italy.; Badr-Eslam R; Division of Cardiology, Department of Internal Medicine II, Medical University of Vienna, Vienna, Austria.; Kronberger C; Division of Cardiology, Department of Internal Medicine II, Medical University of Vienna, Vienna, Austria.; Chimenti C; Department of Cardiovascular/Respiratory Diseases, Nephrology, Anesthesiology, and Geriatric Sciences, Policlinico Umberto I, Sapienza University of Rome, Rome, Italy.; Zampieri M; Cardiomyopathy Unit, Careggi University Hospital, University of Florence, Florence, Italy; Tuscan Regional Amyloidosis Centre, Careggi University Hospital, Florence, Italy.; Allegro V; Center for Diagnosis and Treatment of Cardiomyopathies, Cardiovascular Department, Azienda Sanitaria Universitaria Giuliano-Isontina, University of Trieste, Trieste, Italy; European Reference Network for Rare, Low Prevalence and Complex Diseases of the Heart-ERN GUARD-Heart, Trieste, Italy.; Razvi Y; National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital, London, United Kingdom.; Patel R; National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital, London, United Kingdom.; Ioannou A; National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital, London, United Kingdom.; Rauf MU; National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital, London, United Kingdom.; Petrie A; National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital, London, United Kingdom.; Whelan C; National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital, London, United Kingdom.; Emdin M; Institute of Life Sciences, Scuola Superiore Sant'Anna, Pisa, Italy; Cardiology Division, Fondazione Toscana Gabriele Monasterio, Pisa, Italy.; Metra M; Cardiology, ASST Spedali Civili, Department of Medical and Surgical Specialties, Radiological Sciences and Public Health, University of Brescia, Brescia, Italy.; Merlo M; Center for Diagnosis and Treatment of Cardiomyopathies, Cardiovascular Department, Azienda Sanitaria Universitaria Giuliano-Isontina, University of Trieste, Trieste, Italy; European Reference Network for Rare, Low Prevalence and Complex Diseases of the Heart-ERN GUARD-Heart, Trieste, Italy.; Sinagra G; Center for Diagnosis and Treatment of Cardiomyopathies, Cardiovascular Department, Azienda Sanitaria Universitaria Giuliano-Isontina, University of Trieste, Trieste, Italy; European Reference Network for Rare, Low Prevalence and Complex Diseases of the Heart-ERN GUARD-Heart, Trieste, Italy.; Hawkins PN; National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital, London, United Kingdom.; Solomon SD; Cardiovascular Division, Department of Medicine, Brigham and Women's Hospital, Boston, Massachusetts, USA.; Gillmore JD; National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital, London, United Kingdom.; Fontana M; National Amyloidosis Centre, Division of Medicine, University College London, Royal Free Hospital, London, United Kingdom. Electronic address: m.fontana@ucl.ac.uk.

Publisher: Elsevier Biomedical Country of Publication: United States NLM ID: 8301365 Publication Model: Print Cited Medium: Internet ISSN: 1558-3597 (Electronic) Linking ISSN: 07351097 NLM ISO Abbreviation: J Am Coll Cardiol Subsets: MEDLINE

Chiaro G; Autonomic Unit, National Hospital for Neurology and Neurosurgery, UCLH NHS Trust, London, UK.; Stancanelli C; Nemo SUD Clinical Centre, University Hospital 'G. Martino', Messina, Italy.; Koay S; Autonomic Unit, National Hospital for Neurology and Neurosurgery, UCLH NHS Trust, London, UK.; Department of Brain Repair and Rehabilitation, UCL Queen Square Institute of Neurology, University College London, London, UK.; Vichayanrat E; Autonomic Unit, National Hospital for Neurology and Neurosurgery, UCLH NHS Trust, London, UK.; Sander L; Autonomic Unit, National Hospital for Neurology and Neurosurgery, UCLH NHS Trust, London, UK.; Neurologic Clinic and Policlinic, Departments of Medicine and Clinical Research, University Hospital Basel and University of Basel, Basel, Switzerland.; Ingle GT; Autonomic Unit, National Hospital for Neurology and Neurosurgery, UCLH NHS Trust, London, UK.; McNamara P; Autonomic Unit, National Hospital for Neurology and Neurosurgery, UCLH NHS Trust, London, UK.; Carr AS; Centre for Neuromuscular Diseases, Department of Neuromuscular Diseases, UCL Queen Square Institute of Neurology and the National Hospital for Neurology and Neurosurgery, London, UK.; Wechalekar AD; National Amyloidosis Centre, Division of Medicine, University College London, London, UK.; Whelan CJ; National Amyloidosis Centre, Division of Medicine, University College London, London, UK.; Gillmore JD; National Amyloidosis Centre, Division of Medicine, University College London, London, UK.; Hawkins PN; National Amyloidosis Centre, Division of Medicine, University College London, London, UK.; Reilly MM; Centre for Neuromuscular Diseases, Department of Neuromuscular Diseases, UCL Queen Square Institute of Neurology and the National Hospital for Neurology and Neurosurgery, London, UK.; Mathias CJ; Department of Brain Repair and Rehabilitation, UCL Queen Square Institute of Neurology, University College London, London, UK.; Iodice V; Autonomic Unit, National Hospital for Neurology and Neurosurgery, UCLH NHS Trust, London, UK. v.iodice@ucl.ac.uk.; Department of Brain Repair and Rehabilitation, UCL Queen Square Institute of Neurology, University College London, London, UK. v.iodice@ucl.ac.uk.

Publisher: Steinkopff Country of Publication: Germany NLM ID: 9106549 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1619-1560 (Electronic) Linking ISSN: 09599851 NLM ISO Abbreviation: Clin Auton Res Subsets: MEDLINE