부산대학교 도서관

Alsagaby SA; Vijayakumar R; Premanathan M; Mickymaray S; Alturaiki W; Al-Baradie RS; AlGhamdi S; Aziz MA; Alhumaydhi FA; Alzahrani FA; Alwashmi AS; Al Abdulmonem W; Alharbi NK; Pepper C

International Journal of Nanomedicine, Vol Volume 15, Pp 7901-7921 (2020)

Carr L; Cancer Genomics, School of Cancer Sciences, University of Southampton, Southampton General Hospital, Southampton, UK.; Norris K; Division of Cancer and Genetics, School of Medicine, Cardiff University, Cardiff, UK.; Parker H; Cancer Genomics, School of Cancer Sciences, University of Southampton, Southampton General Hospital, Southampton, UK.; Nilsson-Takeuchi A; Cancer Genomics, School of Cancer Sciences, University of Southampton, Southampton General Hospital, Southampton, UK.; Bryant D; Cancer Genomics, School of Cancer Sciences, University of Southampton, Southampton General Hospital, Southampton, UK.; Amarasinghe H; Cancer Genomics, School of Cancer Sciences, University of Southampton, Southampton General Hospital, Southampton, UK.; Kadalayil L; Faculty of Engineering and Physical Sciences, School of Chemistry, University of Southampton, Southampton, UK.; Else M; Division of Molecular Pathology, The Institute of Cancer Research, London, UK.; Pettitt A; Department of Molecular and Clinical Cancer Medicine, University of Liverpool, Liverpool, UK.; Hillmen P; Section of Experimental Haematology, Leeds Institute of Cancer and Pathology, University of Leeds, Leeds, UK.; Schuh A; Oxford National Institute for Health Research Biomedical Research Centre/Molecular Diagnostic Centre, University of Oxford, Oxford, UK.; Walewska R; Division of Haematology, University Hospitals Dorset, Bournemouth, UK.; Baird DM; Division of Cancer and Genetics, School of Medicine, Cardiff University, Cardiff, UK.; Oscier DG; Division of Haematology, University Hospitals Dorset, Bournemouth, UK.; Oakes CC; Division of Haematology, Department of Internal Medicine, The Ohio State University, Columbus, Ohio, USA.; Gibson J; Cancer Genomics, School of Cancer Sciences, University of Southampton, Southampton General Hospital, Southampton, UK.; Pepper C; Brighton and Sussex Medical School, University of Sussex, Brighton, UK.; Strefford JC; Cancer Genomics, School of Cancer Sciences, University of Southampton, Southampton General Hospital, Southampton, UK.

Publisher: Wiley-Blackwell Country of Publication: England NLM ID: 0372544 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1365-2141 (Electronic) Linking ISSN: 00071048 NLM ISO Abbreviation: Br J Haematol Subsets: MEDLINE

Musto L; Department of Cardiovascular Sciences, University of Leicester, NIHR Leicester Biomedical Research Centre, Glenfield Hospital, Leicester, UK.; Smith A; Department of Population Health Sciences, Biostatistics Research Group, University of Leicester, University Road, Leicester, UK.; Pepper C; Library and Information Services, University Hospitals of Leicester NHS Trust, Leicester Royal Infirmary, Leicester, UK.; Bujkiewicz S; Department of Population Health Sciences, Biostatistics Research Group, University of Leicester, University Road, Leicester, UK.; Bown M; Department of Cardiovascular Sciences, University of Leicester, NIHR Leicester Biomedical Research Centre, Glenfield Hospital, Leicester, UK.

Publisher: Oxford University Press Country of Publication: England NLM ID: 0372553 Publication Model: Print Cited Medium: Internet ISSN: 1365-2168 (Electronic) Linking ISSN: 00071323 NLM ISO Abbreviation: Br J Surg Subsets: MEDLINE

Walters GWM; Department of Cardiovascular Sciences, University of Leicester, Leicester, UK; National Institute for Health and Care Research (NIHR) Leicester Biomedical Research Centre, Leicester, UK. Electronic address: grace.walters@live.co.uk.; Yeo JL; Department of Cardiovascular Sciences, University of Leicester, Leicester, UK; National Institute for Health and Care Research (NIHR) Leicester Biomedical Research Centre, Leicester, UK.; Bilak JM; Department of Cardiovascular Sciences, University of Leicester, Leicester, UK; National Institute for Health and Care Research (NIHR) Leicester Biomedical Research Centre, Leicester, UK.; Pepper C; University Hospitals Leicester, Headquarters Level 3, Balmoral Building Leicester Royal Infirmary, Infirmary Square Leicester, Leicestershire, UK.; Gulsin GS; Department of Cardiovascular Sciences, University of Leicester, Leicester, UK; National Institute for Health and Care Research (NIHR) Leicester Biomedical Research Centre, Leicester, UK.; Freeman SC; Department of Population Health Sciences, University of Leicester, Leicester, UK.; Gray LJ; Department of Population Health Sciences, University of Leicester, Leicester, UK.; McCANN GP; Department of Cardiovascular Sciences, University of Leicester, Leicester, UK; National Institute for Health and Care Research (NIHR) Leicester Biomedical Research Centre, Leicester, UK.; Brady EM; Department of Cardiovascular Sciences, University of Leicester, Leicester, UK; National Institute for Health and Care Research (NIHR) Leicester Biomedical Research Centre, Leicester, UK.

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

Norris R; Department of Clinical and Experimental Medicine, Brighton and Sussex Medical School, Brighton, UK.; Jones J; Department of Clinical and Experimental Medicine, Brighton and Sussex Medical School, Brighton, UK.; Mancini E; School of Life Sciences, University of Sussex, Brighton, UK.; Chevassut T; Department of Clinical and Experimental Medicine, Brighton and Sussex Medical School, Brighton, UK.; Simoes FA; Department of Clinical and Experimental Medicine, Brighton and Sussex Medical School, Brighton, UK.; Pepper C; Department of Clinical and Experimental Medicine, Brighton and Sussex Medical School, Brighton, UK.; Pepper A; Department of Clinical and Experimental Medicine, Brighton and Sussex Medical School, Brighton, UK.; Mitchell S; Department of Clinical and Experimental Medicine, Brighton and Sussex Medical School, Brighton, UK. S.A.Mitchell@bsms.ac.uk.

Publisher: Nature Pub. Group Country of Publication: United States NLM ID: 101568469 Publication Model: Electronic Cited Medium: Internet ISSN: 2044-5385 (Electronic) Linking ISSN: 20445385 NLM ISO Abbreviation: Blood Cancer J Subsets: MEDLINE

Cameron R; Department of Paediatric ENT, Evelina London Children's Hospital, St Thomas's Hospital, Westminster Bridge Road, London, SE1 7EH, UK. Electronic address: rujuta.cameron@gmail.com.; Haymes A; Department of Paediatric ENT, Evelina London Children's Hospital, St Thomas's Hospital, Westminster Bridge Road, London, SE1 7EH, UK.; Pepper C; Department of Paediatric ENT, Evelina London Children's Hospital, St Thomas's Hospital, Westminster Bridge Road, London, SE1 7EH, UK.; Possamai V; Department of Paediatric ENT, Evelina London Children's Hospital, St Thomas's Hospital, Westminster Bridge Road, London, SE1 7EH, UK.; Blaney S; Department of Paediatric ENT, Evelina London Children's Hospital, St Thomas's Hospital, Westminster Bridge Road, London, SE1 7EH, UK.; Morrison G; Department of Paediatric ENT, Evelina London Children's Hospital, St Thomas's Hospital, Westminster Bridge Road, London, SE1 7EH, UK.; Jonas N; Department of Paediatric ENT, Evelina London Children's Hospital, St Thomas's Hospital, Westminster Bridge Road, London, SE1 7EH, UK.; Jablenska L; Department of Paediatric ENT, Evelina London Children's Hospital, St Thomas's Hospital, Westminster Bridge Road, London, SE1 7EH, UK.; Ferguson L; Department of Paediatric ENT, Evelina London Children's Hospital, St Thomas's Hospital, Westminster Bridge Road, London, SE1 7EH, UK.; Lilly I; Department of Paediatric ENT, Evelina London Children's Hospital, St Thomas's Hospital, Westminster Bridge Road, London, SE1 7EH, UK.; Sharma S; Department of Paediatric ENT, Evelina London Children's Hospital, St Thomas's Hospital, Westminster Bridge Road, London, SE1 7EH, UK.; Amin N; Department of Paediatric ENT, Evelina London Children's Hospital, St Thomas's Hospital, Westminster Bridge Road, London, SE1 7EH, UK.; Tweedie DJ; Department of Paediatric ENT, Evelina London Children's Hospital, St Thomas's Hospital, Westminster Bridge Road, London, SE1 7EH, UK.

Publisher: Elsevier Scientific Publishers Country of Publication: Ireland NLM ID: 8003603 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1872-8464 (Electronic) Linking ISSN: 01655876 NLM ISO Abbreviation: Int J Pediatr Otorhinolaryngol Subsets: MEDLINE

Knops RE; From the Department of Cardiology, Amsterdam University Medical Center, Amsterdam (R.E.K., L.V.A.B.), and the Department of Cardiology, St Antonius Ziekenhuis, Nieuwegein (L.V.A.B.) - both in the Netherlands; Emory University Section of Cardiac Electrophysiology, Atlanta (M.S.L., F.M.M.); University Hospital Southampton, Southampton (P.R.R.), the Department of Cardiology, Liverpool Heart and Chest Hospital, Liverpool (D.J.W.), and Leeds Teaching Hospitals NHS Trust, Leeds (C.P.), and Manchester Heart Centre, Manchester Royal Infirmary, Manchester (C.C.) - all in the United Kingdom; HonorHealth Cardiac Arrhythmia Group, HonorHealth Research Institute, Scottsdale, and the College of Medicine (R.D.) and Banner University Medical Center Phoenix (W.W.S.), University of Arizona, Phoenix - all in Arizona; the Department of Cardiovascular Medicine, Mayo Clinic, Rochester (P.A.F., Y.-M.C.), and Boston Scientific, St. Paul (J. West, E.M., B.S., A.J.B., J. Weinstock, K.M.S.) - both in Minnesota; the Department of Cardiology, Na Homolce Hospital, Prague, Czech Republic (P.N.); Department of Cardiology, School of Medical Sciences, Faculty of Medicine and Health, Örebro University, Örebro, Sweden (C.B.-L.); Heart Rhythm Clinic, San Rossore Hospital, Pisa, Italy (M.G.B.); CorVita Science Foundation, Chicago (M.C.B.); Departement de Cardiologie, Hôpital Privé du Confluent, Nantes (D.G.), and the Arrhythmia Unit, Cardiology Department, Heart and Lung Institute, Lille (C.M.) - both in France; Cardiac Electrophysiology, Drexel University (S.P.K.), and the Cardiovascular Division, Perelman School of Medicine at the University of Pennsylvania (D.S.F.), Philadelphia, and the Department of Cardiology, Saint Mary Medical Center, Langhorne (S.P.K.) - all in Pennsylvania; OhioHealth Heart and Vascular Physicians, Section of Cardiac Electrophysiology, Department of Cardiology, OhioHealth Riverside Methodist Hospital (A.K.A., E.Y.F.), and the Section of Cardiac Electrophysiology, Division of Cardiovascular Disease, Department of Internal Medicine, Ohio State University Wexner Medical Center (R.A.) Columbus, and the Cardiac Electrophysiology and Pacing Section, Department of Cardiovascular Medicine, Cleveland Clinic, Cleveland (T.D.C.); Northwell, Hyde Park (L.M.E.), the Cardiovascular Institute, Northwell Health Manhasset, Manhasset (L.M.E.), and Icahn School of Medicine, Mount Sinai, New York (M.A.M., V.Y.R.) - all in New York; Institut Clínic Cardiovascular, Hospital Clínic, Universitat de Barcelona, and Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, and Centro de Investigación Biomédica en Red, Enfermedades Cardiovasculares (CIBERCV), Madrid (J.M.T., L.M.); Baptist Health Lexington, Lexington, KY (J.D.A.); Erlanger Health System, University of Tennessee, Chattanooga (H.M.); the Department of Cardiac Electrophysiology and Research, St. Bernard's Heart and Vascular Center, Arrhythmia Research Group, Jonesboro, AR (D.G.N.); Institut de Cardiologie de Montréal, Montreal Heart Institute, Université de Montréal, Montréal (B.M.); Sentara Norfolk General Hospital, Norfolk, VA (J.G.); and the Department of Cardiology, Kepler University Hospital, Medical Faculty of the Johannes Kepler University Linz, Austria (K.S.).; Lloyd MS; From the Department of Cardiology, Amsterdam University Medical Center, Amsterdam (R.E.K., L.V.A.B.), and the Department of Cardiology, St Antonius Ziekenhuis, Nieuwegein (L.V.A.B.) - both in the Netherlands; Emory University Section of Cardiac Electrophysiology, Atlanta (M.S.L., F.M.M.); University Hospital Southampton, Southampton (P.R.R.), the Department of Cardiology, Liverpool Heart and Chest Hospital, Liverpool (D.J.W.), and Leeds Teaching Hospitals NHS Trust, Leeds (C.P.), and Manchester Heart Centre, Manchester Royal Infirmary, Manchester (C.C.) - all in the United Kingdom; HonorHealth Cardiac Arrhythmia Group, HonorHealth Research Institute, Scottsdale, and the College of Medicine (R.D.) and Banner University Medical Center Phoenix (W.W.S.), University of Arizona, Phoenix - all in Arizona; the Department of Cardiovascular Medicine, Mayo Clinic, Rochester (P.A.F., Y.-M.C.), and Boston Scientific, St. Paul (J. West, E.M., B.S., A.J.B., J. Weinstock, K.M.S.) - both in Minnesota; the Department of Cardiology, Na Homolce Hospital, Prague, Czech Republic (P.N.); Department of Cardiology, School of Medical Sciences, Faculty of Medicine and Health, Örebro University, Örebro, Sweden (C.B.-L.); Heart Rhythm Clinic, San Rossore Hospital, Pisa, Italy (M.G.B.); CorVita Science Foundation, Chicago (M.C.B.); Departement de Cardiologie, Hôpital Privé du Confluent, Nantes (D.G.), and the Arrhythmia Unit, Cardiology Department, Heart and Lung Institute, Lille (C.M.) - both in France; Cardiac Electrophysiology, Drexel University (S.P.K.), and the Cardiovascular Division, Perelman School of Medicine at the University of Pennsylvania (D.S.F.), Philadelphia, and the Department of Cardiology, Saint Mary Medical Center, Langhorne (S.P.K.) - all in Pennsylvania; OhioHealth Heart and Vascular Physicians, Section of Cardiac Electrophysiology, Department of Cardiology, OhioHealth Riverside Methodist Hospital (A.K.A., E.Y.F.), and the Section of Cardiac Electrophysiology, Division of Cardiovascular Disease, Department of Internal Medicine, Ohio State University Wexner Medical Center (R.A.) Columbus, and the Cardiac Electrophysiology and Pacing Section, Department of Cardiovascular Medicine, Cleveland Clinic, Cleveland (T.D.C.); Northwell, Hyde Park (L.M.E.), the Cardiovascular Institute, Northwell Health Manhasset, Manhasset (L.M.E.), and Icahn School of Medicine, Mount Sinai, New York (M.A.M., V.Y.R.) - all in New York; Institut Clínic Cardiovascular, Hospital Clínic, Universitat de Barcelona, and Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, and Centro de Investigación Biomédica en Red, Enfermedades Cardiovasculares (CIBERCV), Madrid (J.M.T., L.M.); Baptist Health Lexington, Lexington, KY (J.D.A.); Erlanger Health System, University of Tennessee, Chattanooga (H.M.); the Department of Cardiac Electrophysiology and Research, St. Bernard's Heart and Vascular Center, Arrhythmia Research Group, Jonesboro, AR (D.G.N.); Institut de Cardiologie de Montréal, Montreal Heart Institute, Université de Montréal, Montréal (B.M.); Sentara Norfolk General Hospital, Norfolk, VA (J.G.); and the Department of Cardiology, Kepler University Hospital, Medical Faculty of the Johannes Kepler University Linz, Austria (K.S.).; Roberts PR; From the Department of Cardiology, Amsterdam University Medical Center, Amsterdam (R.E.K., L.V.A.B.), and the Department of Cardiology, St Antonius Ziekenhuis, Nieuwegein (L.V.A.B.) - both in the Netherlands; Emory University Section of Cardiac Electrophysiology, Atlanta (M.S.L., F.M.M.); University Hospital Southampton, Southampton (P.R.R.), the Department of Cardiology, Liverpool Heart and Chest Hospital, Liverpool (D.J.W.), and Leeds Teaching Hospitals NHS Trust, Leeds (C.P.), and Manchester Heart Centre, Manchester Royal Infirmary, Manchester (C.C.) - all in the United Kingdom; HonorHealth Cardiac Arrhythmia Group, HonorHealth Research Institute, Scottsdale, and the College of Medicine (R.D.) and Banner University Medical Center Phoenix (W.W.S.), University of Arizona, Phoenix - all in Arizona; the Department of Cardiovascular Medicine, Mayo Clinic, Rochester (P.A.F., Y.-M.C.), and Boston Scientific, St. Paul (J. West, E.M., B.S., A.J.B., J. Weinstock, K.M.S.) - both in Minnesota; the Department of Cardiology, Na Homolce Hospital, Prague, Czech Republic (P.N.); Department of Cardiology, School of Medical Sciences, Faculty of Medicine and Health, Örebro University, Örebro, Sweden (C.B.-L.); Heart Rhythm Clinic, San Rossore Hospital, Pisa, Italy (M.G.B.); CorVita Science Foundation, Chicago (M.C.B.); Departement de Cardiologie, Hôpital Privé du Confluent, Nantes (D.G.), and the Arrhythmia Unit, Cardiology Department, Heart and Lung Institute, Lille (C.M.) - both in France; Cardiac Electrophysiology, Drexel University (S.P.K.), and the Cardiovascular Division, Perelman School of Medicine at the University of Pennsylvania (D.S.F.), Philadelphia, and the Department of Cardiology, Saint Mary Medical Center, Langhorne (S.P.K.) - all in Pennsylvania; OhioHealth Heart and Vascular Physicians, Section of Cardiac Electrophysiology, Department of Cardiology, OhioHealth Riverside Methodist Hospital (A.K.A., E.Y.F.), and the Section of Cardiac Electrophysiology, Division of Cardiovascular Disease, Department of Internal Medicine, Ohio State University Wexner Medical Center (R.A.) Columbus, and the Cardiac Electrophysiology and Pacing Section, Department of Cardiovascular Medicine, Cleveland Clinic, Cleveland (T.D.C.); Northwell, Hyde Park (L.M.E.), the Cardiovascular Institute, Northwell Health Manhasset, Manhasset (L.M.E.), and Icahn School of Medicine, Mount Sinai, New York (M.A.M., V.Y.R.) - all in New York; Institut Clínic Cardiovascular, Hospital Clínic, Universitat de Barcelona, and Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, and Centro de Investigación Biomédica en Red, Enfermedades Cardiovasculares (CIBERCV), Madrid (J.M.T., L.M.); Baptist Health Lexington, Lexington, KY (J.D.A.); Erlanger Health System, University of Tennessee, Chattanooga (H.M.); the Department of Cardiac Electrophysiology and Research, St. Bernard's Heart and Vascular Center, Arrhythmia Research Group, Jonesboro, AR (D.G.N.); Institut de Cardiologie de Montréal, Montreal Heart Institute, Université de Montréal, Montréal (B.M.); Sentara Norfolk General Hospital, Norfolk, VA (J.G.); and the Department of Cardiology, Kepler University Hospital, Medical Faculty of the Johannes Kepler University Linz, Austria (K.S.).; Wright DJ; From the Department of Cardiology, Amsterdam University Medical Center, Amsterdam (R.E.K., L.V.A.B.), and the Department of Cardiology, St Antonius Ziekenhuis, Nieuwegein (L.V.A.B.) - both in the Netherlands; Emory University Section of Cardiac Electrophysiology, Atlanta (M.S.L., F.M.M.); University Hospital Southampton, Southampton (P.R.R.), the Department of Cardiology, Liverpool Heart and Chest Hospital, Liverpool (D.J.W.), and Leeds Teaching Hospitals NHS Trust, Leeds (C.P.), and Manchester Heart Centre, Manchester Royal Infirmary, Manchester (C.C.) - all in the United Kingdom; HonorHealth Cardiac Arrhythmia Group, HonorHealth Research Institute, Scottsdale, and the College of Medicine (R.D.) and Banner University Medical Center Phoenix (W.W.S.), University of Arizona, Phoenix - all in Arizona; the Department of Cardiovascular Medicine, Mayo Clinic, Rochester (P.A.F., Y.-M.C.), and Boston Scientific, St. Paul (J. West, E.M., B.S., A.J.B., J. Weinstock, K.M.S.) - both in Minnesota; the Department of Cardiology, Na Homolce Hospital, Prague, Czech Republic (P.N.); Department of Cardiology, School of Medical Sciences, Faculty of Medicine and Health, Örebro University, Örebro, Sweden (C.B.-L.); Heart Rhythm Clinic, San Rossore Hospital, Pisa, Italy (M.G.B.); CorVita Science Foundation, Chicago (M.C.B.); Departement de Cardiologie, Hôpital Privé du Confluent, Nantes (D.G.), and the Arrhythmia Unit, Cardiology Department, Heart and Lung Institute, Lille (C.M.) - both in France; Cardiac Electrophysiology, Drexel University (S.P.K.), and the Cardiovascular Division, Perelman School of Medicine at the University of Pennsylvania (D.S.F.), Philadelphia, and the Department of Cardiology, Saint Mary Medical Center, Langhorne (S.P.K.) - all in Pennsylvania; OhioHealth Heart and Vascular Physicians, Section of Cardiac Electrophysiology, Department of Cardiology, OhioHealth Riverside Methodist Hospital (A.K.A., E.Y.F.), and the Section of Cardiac Electrophysiology, Division of Cardiovascular Disease, Department of Internal Medicine, Ohio State University Wexner Medical Center (R.A.) Columbus, and the Cardiac Electrophysiology and Pacing Section, Department of Cardiovascular Medicine, Cleveland Clinic, Cleveland (T.D.C.); Northwell, Hyde Park (L.M.E.), the Cardiovascular Institute, Northwell Health Manhasset, Manhasset (L.M.E.), and Icahn School of Medicine, Mount Sinai, New York (M.A.M., V.Y.R.) - all in New York; Institut Clínic Cardiovascular, Hospital Clínic, Universitat de Barcelona, and Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, and Centro de Investigación Biomédica en Red, Enfermedades Cardiovasculares (CIBERCV), Madrid (J.M.T., L.M.); Baptist Health Lexington, Lexington, KY (J.D.A.); Erlanger Health System, University of Tennessee, Chattanooga (H.M.); the Department of Cardiac Electrophysiology and Research, St. Bernard's Heart and Vascular Center, Arrhythmia Research Group, Jonesboro, AR (D.G.N.); Institut de Cardiologie de Montréal, Montreal Heart Institute, Université de Montréal, Montréal (B.M.); Sentara Norfolk General Hospital, Norfolk, VA (J.G.); and the Department of Cardiology, Kepler University Hospital, Medical Faculty of the Johannes Kepler University Linz, Austria (K.S.).; Boersma LVA; From the Department of Cardiology, Amsterdam University Medical Center, Amsterdam (R.E.K., L.V.A.B.), and the Department of Cardiology, St Antonius Ziekenhuis, Nieuwegein (L.V.A.B.) - both in the Netherlands; Emory University Section of Cardiac Electrophysiology, Atlanta (M.S.L., F.M.M.); University Hospital Southampton, Southampton (P.R.R.), the Department of Cardiology, Liverpool Heart and Chest Hospital, Liverpool (D.J.W.), and Leeds Teaching Hospitals NHS Trust, Leeds (C.P.), and Manchester Heart Centre, Manchester Royal Infirmary, Manchester (C.C.) - all in the United Kingdom; HonorHealth Cardiac Arrhythmia Group, HonorHealth Research Institute, Scottsdale, and the College of Medicine (R.D.) and Banner University Medical Center Phoenix (W.W.S.), University of Arizona, Phoenix - all in Arizona; the Department of Cardiovascular Medicine, Mayo Clinic, Rochester (P.A.F., Y.-M.C.), and Boston Scientific, St. Paul (J. West, E.M., B.S., A.J.B., J. Weinstock, K.M.S.) - both in Minnesota; the Department of Cardiology, Na Homolce Hospital, Prague, Czech Republic (P.N.); Department of Cardiology, School of Medical Sciences, Faculty of Medicine and Health, Örebro University, Örebro, Sweden (C.B.-L.); Heart Rhythm Clinic, San Rossore Hospital, Pisa, Italy (M.G.B.); CorVita Science Foundation, Chicago (M.C.B.); Departement de Cardiologie, Hôpital Privé du Confluent, Nantes (D.G.), and the Arrhythmia Unit, Cardiology Department, Heart and Lung Institute, Lille (C.M.) - both in France; Cardiac Electrophysiology, Drexel University (S.P.K.), and the Cardiovascular Division, Perelman School of Medicine at the University of Pennsylvania (D.S.F.), Philadelphia, and the Department of Cardiology, Saint Mary Medical Center, Langhorne (S.P.K.) - all in Pennsylvania; OhioHealth Heart and Vascular Physicians, Section of Cardiac Electrophysiology, Department of Cardiology, OhioHealth Riverside Methodist Hospital (A.K.A., E.Y.F.), and the Section of Cardiac Electrophysiology, Division of Cardiovascular Disease, Department of Internal Medicine, Ohio State University Wexner Medical Center (R.A.) Columbus, and the Cardiac Electrophysiology and Pacing Section, Department of Cardiovascular Medicine, Cleveland Clinic, Cleveland (T.D.C.); Northwell, Hyde Park (L.M.E.), the Cardiovascular Institute, Northwell Health Manhasset, Manhasset (L.M.E.), and Icahn School of Medicine, Mount Sinai, New York (M.A.M., V.Y.R.) - all in New York; Institut Clínic Cardiovascular, Hospital Clínic, Universitat de Barcelona, and Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, and Centro de Investigación Biomédica en Red, Enfermedades Cardiovasculares (CIBERCV), Madrid (J.M.T., L.M.); Baptist Health Lexington, Lexington, KY (J.D.A.); Erlanger Health System, University of Tennessee, Chattanooga (H.M.); the Department of Cardiac Electrophysiology and Research, St. Bernard's Heart and Vascular Center, Arrhythmia Research Group, Jonesboro, AR (D.G.N.); Institut de Cardiologie de Montréal, Montreal Heart Institute, Université de Montréal, Montréal (B.M.); Sentara Norfolk General Hospital, Norfolk, VA (J.G.); and the Department of Cardiology, Kepler University Hospital, Medical Faculty of the Johannes Kepler University Linz, Austria (K.S.).; Doshi R; From the Department of Cardiology, Amsterdam University Medical Center, Amsterdam (R.E.K., L.V.A.B.), and the Department of Cardiology, St Antonius Ziekenhuis, Nieuwegein (L.V.A.B.) - both in the Netherlands; Emory University Section of Cardiac Electrophysiology, Atlanta (M.S.L., F.M.M.); University Hospital Southampton, Southampton (P.R.R.), the Department of Cardiology, Liverpool Heart and Chest Hospital, Liverpool (D.J.W.), and Leeds Teaching Hospitals NHS Trust, Leeds (C.P.), and Manchester Heart Centre, Manchester Royal Infirmary, Manchester (C.C.) - all in the United Kingdom; HonorHealth Cardiac Arrhythmia Group, HonorHealth Research Institute, Scottsdale, and the College of Medicine (R.D.) and Banner University Medical Center Phoenix (W.W.S.), University of Arizona, Phoenix - all in Arizona; the Department of Cardiovascular Medicine, Mayo Clinic, Rochester (P.A.F., Y.-M.C.), and Boston Scientific, St. Paul (J. West, E.M., B.S., A.J.B., J. Weinstock, K.M.S.) - both in Minnesota; the Department of Cardiology, Na Homolce Hospital, Prague, Czech Republic (P.N.); Department of Cardiology, School of Medical Sciences, Faculty of Medicine and Health, Örebro University, Örebro, Sweden (C.B.-L.); Heart Rhythm Clinic, San Rossore Hospital, Pisa, Italy (M.G.B.); CorVita Science Foundation, Chicago (M.C.B.); Departement de Cardiologie, Hôpital Privé du Confluent, Nantes (D.G.), and the Arrhythmia Unit, Cardiology Department, Heart and Lung Institute, Lille (C.M.) - both in France; Cardiac Electrophysiology, Drexel University (S.P.K.), and the Cardiovascular Division, Perelman School of Medicine at the University of Pennsylvania (D.S.F.), Philadelphia, and the Department of Cardiology, Saint Mary Medical Center, Langhorne (S.P.K.) - all in Pennsylvania; OhioHealth Heart and Vascular Physicians, Section of Cardiac Electrophysiology, Department of Cardiology, OhioHealth Riverside Methodist Hospital (A.K.A., E.Y.F.), and the Section of Cardiac Electrophysiology, Division of Cardiovascular Disease, Department of Internal Medicine, Ohio State University Wexner Medical Center (R.A.) Columbus, and the Cardiac Electrophysiology and Pacing Section, Department of Cardiovascular Medicine, Cleveland Clinic, Cleveland (T.D.C.); Northwell, Hyde Park (L.M.E.), the Cardiovascular Institute, Northwell Health Manhasset, Manhasset (L.M.E.), and Icahn School of Medicine, Mount Sinai, New York (M.A.M., V.Y.R.) - all in New York; Institut Clínic Cardiovascular, Hospital Clínic, Universitat de Barcelona, and Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, and Centro de Investigación Biomédica en Red, Enfermedades Cardiovasculares (CIBERCV), Madrid (J.M.T., L.M.); Baptist Health Lexington, Lexington, KY (J.D.A.); Erlanger Health System, University of Tennessee, Chattanooga (H.M.); the Department of Cardiac Electrophysiology and Research, St. Bernard's Heart and Vascular Center, Arrhythmia Research Group, Jonesboro, AR (D.G.N.); Institut de Cardiologie de Montréal, Montreal Heart Institute, Université de Montréal, Montréal (B.M.); Sentara Norfolk General Hospital, Norfolk, VA (J.G.); and the Department of Cardiology, Kepler University Hospital, Medical Faculty of the Johannes Kepler University Linz, Austria (K.S.).; Friedman PA; From the Department of Cardiology, Amsterdam University Medical Center, Amsterdam (R.E.K., L.V.A.B.), and the Department of Cardiology, St Antonius Ziekenhuis, Nieuwegein (L.V.A.B.) - both in the Netherlands; Emory University Section of Cardiac Electrophysiology, Atlanta (M.S.L., F.M.M.); University Hospital Southampton, Southampton (P.R.R.), the Department of Cardiology, Liverpool Heart and Chest Hospital, Liverpool (D.J.W.), and Leeds Teaching Hospitals NHS Trust, Leeds (C.P.), and Manchester Heart Centre, Manchester Royal Infirmary, Manchester (C.C.) - all in the United Kingdom; HonorHealth Cardiac Arrhythmia Group, HonorHealth Research Institute, Scottsdale, and the College of Medicine (R.D.) and Banner University Medical Center Phoenix (W.W.S.), University of Arizona, Phoenix - all in Arizona; the Department of Cardiovascular Medicine, Mayo Clinic, Rochester (P.A.F., Y.-M.C.), and Boston Scientific, St. Paul (J. West, E.M., B.S., A.J.B., J. Weinstock, K.M.S.) - both in Minnesota; the Department of Cardiology, Na Homolce Hospital, Prague, Czech Republic (P.N.); Department of Cardiology, School of Medical Sciences, Faculty of Medicine and Health, Örebro University, Örebro, Sweden (C.B.-L.); Heart Rhythm Clinic, San Rossore Hospital, Pisa, Italy (M.G.B.); CorVita Science Foundation, Chicago (M.C.B.); Departement de Cardiologie, Hôpital Privé du Confluent, Nantes (D.G.), and the Arrhythmia Unit, Cardiology Department, Heart and Lung Institute, Lille (C.M.) - both in France; Cardiac Electrophysiology, Drexel University (S.P.K.), and the Cardiovascular Division, Perelman School of Medicine at the University of Pennsylvania (D.S.F.), Philadelphia, and the Department of Cardiology, Saint Mary Medical Center, Langhorne (S.P.K.) - all in Pennsylvania; OhioHealth Heart and Vascular Physicians, Section of Cardiac Electrophysiology, Department of Cardiology, OhioHealth Riverside Methodist Hospital (A.K.A., E.Y.F.), and the Section of Cardiac Electrophysiology, Division of Cardiovascular Disease, Department of Internal Medicine, Ohio State University Wexner Medical Center (R.A.) Columbus, and the Cardiac Electrophysiology and Pacing Section, Department of Cardiovascular Medicine, Cleveland Clinic, Cleveland (T.D.C.); Northwell, Hyde Park (L.M.E.), the Cardiovascular Institute, Northwell Health Manhasset, Manhasset (L.M.E.), and Icahn School of Medicine, Mount Sinai, New York (M.A.M., V.Y.R.) - all in New York; Institut Clínic Cardiovascular, Hospital Clínic, Universitat de Barcelona, and Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, and Centro de Investigación Biomédica en Red, Enfermedades Cardiovasculares (CIBERCV), Madrid (J.M.T., L.M.); Baptist Health Lexington, Lexington, KY (J.D.A.); Erlanger Health System, University of Tennessee, Chattanooga (H.M.); the Department of Cardiac Electrophysiology and Research, St. Bernard's Heart and Vascular Center, Arrhythmia Research Group, Jonesboro, AR (D.G.N.); Institut de Cardiologie de Montréal, Montreal Heart Institute, Université de Montréal, Montréal (B.M.); Sentara Norfolk General Hospital, Norfolk, VA (J.G.); and the Department of Cardiology, Kepler University Hospital, Medical Faculty of the Johannes Kepler University Linz, Austria (K.S.).; Neuzil P; From the Department of Cardiology, Amsterdam University Medical Center, Amsterdam (R.E.K., L.V.A.B.), and the Department of Cardiology, St Antonius Ziekenhuis, Nieuwegein (L.V.A.B.) - both in the Netherlands; Emory University Section of Cardiac Electrophysiology, Atlanta (M.S.L., F.M.M.); University Hospital Southampton, Southampton (P.R.R.), the Department of Cardiology, Liverpool Heart and Chest Hospital, Liverpool (D.J.W.), and Leeds Teaching Hospitals NHS Trust, Leeds (C.P.), and Manchester Heart Centre, Manchester Royal Infirmary, Manchester (C.C.) - all in the United Kingdom; HonorHealth Cardiac Arrhythmia Group, HonorHealth Research Institute, Scottsdale, and the College of Medicine (R.D.) and Banner University Medical Center Phoenix (W.W.S.), University of Arizona, Phoenix - all in Arizona; the Department of Cardiovascular Medicine, Mayo Clinic, Rochester (P.A.F., Y.-M.C.), and Boston Scientific, St. Paul (J. West, E.M., B.S., A.J.B., J. Weinstock, K.M.S.) - both in Minnesota; the Department of Cardiology, Na Homolce Hospital, Prague, Czech Republic (P.N.); Department of Cardiology, School of Medical Sciences, Faculty of Medicine and Health, Örebro University, Örebro, Sweden (C.B.-L.); Heart Rhythm Clinic, San Rossore Hospital, Pisa, Italy (M.G.B.); CorVita Science Foundation, Chicago (M.C.B.); Departement de Cardiologie, Hôpital Privé du Confluent, Nantes (D.G.), and the Arrhythmia Unit, Cardiology Department, Heart and Lung Institute, Lille (C.M.) - both in France; Cardiac Electrophysiology, Drexel University (S.P.K.), and the Cardiovascular Division, Perelman School of Medicine at the University of Pennsylvania (D.S.F.), Philadelphia, and the Department of Cardiology, Saint Mary Medical Center, Langhorne (S.P.K.) - all in Pennsylvania; OhioHealth Heart and Vascular Physicians, Section of Cardiac Electrophysiology, Department of Cardiology, OhioHealth Riverside Methodist Hospital (A.K.A., E.Y.F.), and the Section of Cardiac Electrophysiology, Division of Cardiovascular Disease, Department of Internal Medicine, Ohio State University Wexner Medical Center (R.A.) Columbus, and the Cardiac Electrophysiology and Pacing Section, Department of Cardiovascular Medicine, Cleveland Clinic, Cleveland (T.D.C.); Northwell, Hyde Park (L.M.E.), the Cardiovascular Institute, Northwell Health Manhasset, Manhasset (L.M.E.), and Icahn School of Medicine, Mount Sinai, New York (M.A.M., V.Y.R.) - all in New York; Institut Clínic Cardiovascular, Hospital Clínic, Universitat de Barcelona, and Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, and Centro de Investigación Biomédica en Red, Enfermedades Cardiovasculares (CIBERCV), Madrid (J.M.T., L.M.); Baptist Health Lexington, Lexington, KY (J.D.A.); Erlanger Health System, University of Tennessee, Chattanooga (H.M.); the Department of Cardiac Electrophysiology and Research, St. Bernard's Heart and Vascular Center, Arrhythmia Research Group, Jonesboro, AR (D.G.N.); Institut de Cardiologie de Montréal, Montreal Heart Institute, Université de Montréal, Montréal (B.M.); Sentara Norfolk General Hospital, Norfolk, VA (J.G.); and the Department of Cardiology, Kepler University Hospital, Medical Faculty of the Johannes Kepler University Linz, Austria (K.S.).; Blomström-Lundqvist C; From the Department of Cardiology, Amsterdam University Medical Center, Amsterdam (R.E.K., L.V.A.B.), and the Department of Cardiology, St Antonius Ziekenhuis, Nieuwegein (L.V.A.B.) - both in the Netherlands; Emory University Section of Cardiac Electrophysiology, Atlanta (M.S.L., F.M.M.); University Hospital Southampton, Southampton (P.R.R.), the Department of Cardiology, Liverpool Heart and Chest Hospital, Liverpool (D.J.W.), and Leeds Teaching Hospitals NHS Trust, Leeds (C.P.), and Manchester Heart Centre, Manchester Royal Infirmary, Manchester (C.C.) - all in the United Kingdom; HonorHealth Cardiac Arrhythmia Group, HonorHealth Research Institute, Scottsdale, and the College of Medicine (R.D.) and Banner University Medical Center Phoenix (W.W.S.), University of Arizona, Phoenix - all in Arizona; the Department of Cardiovascular Medicine, Mayo Clinic, Rochester (P.A.F., Y.-M.C.), and Boston Scientific, St. Paul (J. West, E.M., B.S., A.J.B., J. Weinstock, K.M.S.) - both in Minnesota; the Department of Cardiology, Na Homolce Hospital, Prague, Czech Republic (P.N.); Department of Cardiology, School of Medical Sciences, Faculty of Medicine and Health, Örebro University, Örebro, Sweden (C.B.-L.); Heart Rhythm Clinic, San Rossore Hospital, Pisa, Italy (M.G.B.); CorVita Science Foundation, Chicago (M.C.B.); Departement de Cardiologie, Hôpital Privé du Confluent, Nantes (D.G.), and the Arrhythmia Unit, Cardiology Department, Heart and Lung Institute, Lille (C.M.) - both in France; Cardiac Electrophysiology, Drexel University (S.P.K.), and the Cardiovascular Division, Perelman School of Medicine at the University of Pennsylvania (D.S.F.), Philadelphia, and the Department of Cardiology, Saint Mary Medical Center, Langhorne (S.P.K.) - all in Pennsylvania; OhioHealth Heart and Vascular Physicians, Section of Cardiac Electrophysiology, Department of Cardiology, OhioHealth Riverside Methodist Hospital (A.K.A., E.Y.F.), and the Section of Cardiac Electrophysiology, Division of Cardiovascular Disease, Department of Internal Medicine, Ohio State University Wexner Medical Center (R.A.) Columbus, and the Cardiac Electrophysiology and Pacing Section, Department of Cardiovascular Medicine, Cleveland Clinic, Cleveland (T.D.C.); Northwell, Hyde Park (L.M.E.), the Cardiovascular Institute, Northwell Health Manhasset, Manhasset (L.M.E.), and Icahn School of Medicine, Mount Sinai, New York (M.A.M., V.Y.R.) - all in New York; Institut Clínic Cardiovascular, Hospital Clínic, Universitat de Barcelona, and Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, and Centro de Investigación Biomédica en Red, Enfermedades Cardiovasculares (CIBERCV), Madrid (J.M.T., L.M.); Baptist Health Lexington, Lexington, KY (J.D.A.); Erlanger Health System, University of Tennessee, Chattanooga (H.M.); the Department of Cardiac Electrophysiology and Research, St. Bernard's Heart and Vascular Center, Arrhythmia Research Group, Jonesboro, AR (D.G.N.); Institut de Cardiologie de Montréal, Montreal Heart Institute, Université de Montréal, Montréal (B.M.); Sentara Norfolk General Hospital, Norfolk, VA (J.G.); and the Department of Cardiology, Kepler University Hospital, Medical Faculty of the Johannes Kepler University Linz, Austria (K.S.).; Bongiorni MG; From the Department of Cardiology, Amsterdam University Medical Center, Amsterdam (R.E.K., L.V.A.B.), and the Department of Cardiology, St Antonius Ziekenhuis, Nieuwegein (L.V.A.B.) - both in the Netherlands; Emory University Section of Cardiac Electrophysiology, Atlanta (M.S.L., F.M.M.); University Hospital Southampton, Southampton (P.R.R.), the Department of Cardiology, Liverpool Heart and Chest Hospital, Liverpool (D.J.W.), and Leeds Teaching Hospitals NHS Trust, Leeds (C.P.), and Manchester Heart Centre, Manchester Royal Infirmary, Manchester (C.C.) - all in the United Kingdom; HonorHealth Cardiac Arrhythmia Group, HonorHealth Research Institute, Scottsdale, and the College of Medicine (R.D.) and Banner University Medical Center Phoenix (W.W.S.), University of Arizona, Phoenix - all in Arizona; the Department of Cardiovascular Medicine, Mayo Clinic, Rochester (P.A.F., Y.-M.C.), and Boston Scientific, St. Paul (J. West, E.M., B.S., A.J.B., J. Weinstock, K.M.S.) - both in Minnesota; the Department of Cardiology, Na Homolce Hospital, Prague, Czech Republic (P.N.); Department of Cardiology, School of Medical Sciences, Faculty of Medicine and Health, Örebro University, Örebro, Sweden (C.B.-L.); Heart Rhythm Clinic, San Rossore Hospital, Pisa, Italy (M.G.B.); CorVita Science Foundation, Chicago (M.C.B.); Departement de Cardiologie, Hôpital Privé du Confluent, Nantes (D.G.), and the Arrhythmia Unit, Cardiology Department, Heart and Lung Institute, Lille (C.M.) - both in France; Cardiac Electrophysiology, Drexel University (S.P.K.), and the Cardiovascular Division, Perelman School of Medicine at the University of Pennsylvania (D.S.F.), Philadelphia, and the Department of Cardiology, Saint Mary Medical Center, Langhorne (S.P.K.) - all in Pennsylvania; OhioHealth Heart and Vascular Physicians, Section of Cardiac Electrophysiology, Department of Cardiology, OhioHealth Riverside Methodist Hospital (A.K.A., E.Y.F.), and the Section of Cardiac Electrophysiology, Division of Cardiovascular Disease, Department of Internal Medicine, Ohio State University Wexner Medical Center (R.A.) Columbus, and the Cardiac Electrophysiology and Pacing Section, Department of Cardiovascular Medicine, Cleveland Clinic, Cleveland (T.D.C.); Northwell, Hyde Park (L.M.E.), the Cardiovascular Institute, Northwell Health Manhasset, Manhasset (L.M.E.), and Icahn School of Medicine, Mount Sinai, New York (M.A.M., V.Y.R.) - all in New York; Institut Clínic Cardiovascular, Hospital Clínic, Universitat de Barcelona, and Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, and Centro de Investigación Biomédica en Red, Enfermedades Cardiovasculares (CIBERCV), Madrid (J.M.T., L.M.); Baptist Health Lexington, Lexington, KY (J.D.A.); Erlanger Health System, University of Tennessee, Chattanooga (H.M.); the Department of Cardiac Electrophysiology and Research, St. Bernard's Heart and Vascular Center, Arrhythmia Research Group, Jonesboro, AR (D.G.N.); Institut de Cardiologie de Montréal, Montreal Heart Institute, Université de Montréal, Montréal (B.M.); Sentara Norfolk General Hospital, Norfolk, VA (J.G.); and the Department of Cardiology, Kepler University Hospital, Medical Faculty of the Johannes Kepler University Linz, Austria (K.S.).; Burke MC; From the Department of Cardiology, Amsterdam University Medical Center, Amsterdam (R.E.K., L.V.A.B.), and the Department of Cardiology, St Antonius Ziekenhuis, Nieuwegein (L.V.A.B.) - both in the Netherlands; Emory University Section of Cardiac Electrophysiology, Atlanta (M.S.L., F.M.M.); University Hospital Southampton, Southampton (P.R.R.), the Department of Cardiology, Liverpool Heart and Chest Hospital, Liverpool (D.J.W.), and Leeds Teaching Hospitals NHS Trust, Leeds (C.P.), and Manchester Heart Centre, Manchester Royal Infirmary, Manchester (C.C.) - all in the United Kingdom; HonorHealth Cardiac Arrhythmia Group, HonorHealth Research Institute, Scottsdale, and the College of Medicine (R.D.) and Banner University Medical Center Phoenix (W.W.S.), University of Arizona, Phoenix - all in Arizona; the Department of Cardiovascular Medicine, Mayo Clinic, Rochester (P.A.F., Y.-M.C.), and Boston Scientific, St. Paul (J. West, E.M., B.S., A.J.B., J. Weinstock, K.M.S.) - both in Minnesota; the Department of Cardiology, Na Homolce Hospital, Prague, Czech Republic (P.N.); Department of Cardiology, School of Medical Sciences, Faculty of Medicine and Health, Örebro University, Örebro, Sweden (C.B.-L.); Heart Rhythm Clinic, San Rossore Hospital, Pisa, Italy (M.G.B.); CorVita Science Foundation, Chicago (M.C.B.); Departement de Cardiologie, Hôpital Privé du Confluent, Nantes (D.G.), and the Arrhythmia Unit, Cardiology Department, Heart and Lung Institute, Lille (C.M.) - both in France; Cardiac Electrophysiology, Drexel University (S.P.K.), and the Cardiovascular Division, Perelman School of Medicine at the University of Pennsylvania (D.S.F.), Philadelphia, and the Department of Cardiology, Saint Mary Medical Center, Langhorne (S.P.K.) - all in Pennsylvania; OhioHealth Heart and Vascular Physicians, Section of Cardiac Electrophysiology, Department of Cardiology, OhioHealth Riverside Methodist Hospital (A.K.A., E.Y.F.), and the Section of Cardiac Electrophysiology, Division of Cardiovascular Disease, Department of Internal Medicine, Ohio State University Wexner Medical Center (R.A.) Columbus, and the Cardiac Electrophysiology and Pacing Section, Department of Cardiovascular Medicine, Cleveland Clinic, Cleveland (T.D.C.); Northwell, Hyde Park (L.M.E.), the Cardiovascular Institute, Northwell Health Manhasset, Manhasset (L.M.E.), and Icahn School of Medicine, Mount Sinai, New York (M.A.M., V.Y.R.) - all in New York; Institut Clínic Cardiovascular, Hospital Clínic, Universitat de Barcelona, and Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, and Centro de Investigación Biomédica en Red, Enfermedades Cardiovasculares (CIBERCV), Madrid (J.M.T., L.M.); Baptist Health Lexington, Lexington, KY (J.D.A.); Erlanger Health System, University of Tennessee, Chattanooga (H.M.); the Department of Cardiac Electrophysiology and Research, St. Bernard's Heart and Vascular Center, Arrhythmia Research Group, Jonesboro, AR (D.G.N.); Institut de Cardiologie de Montréal, Montreal Heart Institute, Université de Montréal, Montréal (B.M.); Sentara Norfolk General Hospital, Norfolk, VA (J.G.); and the Department of Cardiology, Kepler University Hospital, Medical Faculty of the Johannes Kepler University Linz, Austria (K.S.).; Gras D; From the Department of Cardiology, Amsterdam University Medical Center, Amsterdam (R.E.K., L.V.A.B.), and the Department of Cardiology, St Antonius Ziekenhuis, Nieuwegein (L.V.A.B.) - both in the Netherlands; Emory University Section of Cardiac Electrophysiology, Atlanta (M.S.L., F.M.M.); University Hospital Southampton, Southampton (P.R.R.), the Department of Cardiology, Liverpool Heart and Chest Hospital, Liverpool (D.J.W.), and Leeds Teaching Hospitals NHS Trust, Leeds (C.P.), and Manchester Heart Centre, Manchester Royal Infirmary, Manchester (C.C.) - all in the United Kingdom; HonorHealth Cardiac Arrhythmia Group, HonorHealth Research Institute, Scottsdale, and the College of Medicine (R.D.) and Banner University Medical Center Phoenix (W.W.S.), University of Arizona, Phoenix - all in Arizona; the Department of Cardiovascular Medicine, Mayo Clinic, Rochester (P.A.F., Y.-M.C.), and Boston Scientific, St. Paul (J. West, E.M., B.S., A.J.B., J. Weinstock, K.M.S.) - both in Minnesota; the Department of Cardiology, Na Homolce Hospital, Prague, Czech Republic (P.N.); Department of Cardiology, School of Medical Sciences, Faculty of Medicine and Health, Örebro University, Örebro, Sweden (C.B.-L.); Heart Rhythm Clinic, San Rossore Hospital, Pisa, Italy (M.G.B.); CorVita Science Foundation, Chicago (M.C.B.); Departement de Cardiologie, Hôpital Privé du Confluent, Nantes (D.G.), and the Arrhythmia Unit, Cardiology Department, Heart and Lung Institute, Lille (C.M.) - both in France; Cardiac Electrophysiology, Drexel University (S.P.K.), and the Cardiovascular Division, Perelman School of Medicine at the University of Pennsylvania (D.S.F.), Philadelphia, and the Department of Cardiology, Saint Mary Medical Center, Langhorne (S.P.K.) - all in Pennsylvania; OhioHealth Heart and Vascular Physicians, Section of Cardiac Electrophysiology, Department of Cardiology, OhioHealth Riverside Methodist Hospital (A.K.A., E.Y.F.), and the Section of Cardiac Electrophysiology, Division of Cardiovascular Disease, Department of Internal Medicine, Ohio State University Wexner Medical Center (R.A.) Columbus, and the Cardiac Electrophysiology and Pacing Section, Department of Cardiovascular Medicine, Cleveland Clinic, Cleveland (T.D.C.); Northwell, Hyde Park (L.M.E.), the Cardiovascular Institute, Northwell Health Manhasset, Manhasset (L.M.E.), and Icahn School of Medicine, Mount Sinai, New York (M.A.M., V.Y.R.) - all in New York; Institut Clínic Cardiovascular, Hospital Clínic, Universitat de Barcelona, and Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, and Centro de Investigación Biomédica en Red, Enfermedades Cardiovasculares (CIBERCV), Madrid (J.M.T., L.M.); Baptist Health Lexington, Lexington, KY (J.D.A.); Erlanger Health System, University of Tennessee, Chattanooga (H.M.); the Department of Cardiac Electrophysiology and Research, St. Bernard's Heart and Vascular Center, Arrhythmia Research Group, Jonesboro, AR (D.G.N.); Institut de Cardiologie de Montréal, Montreal Heart Institute, Université de Montréal, Montréal (B.M.); Sentara Norfolk General Hospital, Norfolk, VA (J.G.); and the Department of Cardiology, Kepler University Hospital, Medical Faculty of the Johannes Kepler University Linz, Austria (K.S.).; Kutalek SP; From the Department of Cardiology, Amsterdam University Medical Center, Amsterdam (R.E.K., L.V.A.B.), and the Department of Cardiology, St Antonius Ziekenhuis, Nieuwegein (L.V.A.B.) - both in the Netherlands; Emory University Section of Cardiac Electrophysiology, Atlanta (M.S.L., F.M.M.); University Hospital Southampton, Southampton (P.R.R.), the Department of Cardiology, Liverpool Heart and Chest Hospital, Liverpool (D.J.W.), and Leeds Teaching Hospitals NHS Trust, Leeds (C.P.), and Manchester Heart Centre, Manchester Royal Infirmary, Manchester (C.C.) - all in the United Kingdom; HonorHealth Cardiac Arrhythmia Group, HonorHealth Research Institute, Scottsdale, and the College of Medicine (R.D.) and Banner University Medical Center Phoenix (W.W.S.), University of Arizona, Phoenix - all in Arizona; the Department of Cardiovascular Medicine, Mayo Clinic, Rochester (P.A.F., Y.-M.C.), and Boston Scientific, St. Paul (J. West, E.M., B.S., A.J.B., J. Weinstock, K.M.S.) - both in Minnesota; the Department of Cardiology, Na Homolce Hospital, Prague, Czech Republic (P.N.); Department of Cardiology, School of Medical Sciences, Faculty of Medicine and Health, Örebro University, Örebro, Sweden (C.B.-L.); Heart Rhythm Clinic, San Rossore Hospital, Pisa, Italy (M.G.B.); CorVita Science Foundation, Chicago (M.C.B.); Departement de Cardiologie, Hôpital Privé du Confluent, Nantes (D.G.), and the Arrhythmia Unit, Cardiology Department, Heart and Lung Institute, Lille (C.M.) - both in France; Cardiac Electrophysiology, Drexel University (S.P.K.), and the Cardiovascular Division, Perelman School of Medicine at the University of Pennsylvania (D.S.F.), Philadelphia, and the Department of Cardiology, Saint Mary Medical Center, Langhorne (S.P.K.) - all in Pennsylvania; OhioHealth Heart and Vascular Physicians, Section of Cardiac Electrophysiology, Department of Cardiology, OhioHealth Riverside Methodist Hospital (A.K.A., E.Y.F.), and the Section of Cardiac Electrophysiology, Division of Cardiovascular Disease, Department of Internal Medicine, Ohio State University Wexner Medical Center (R.A.) Columbus, and the Cardiac Electrophysiology and Pacing Section, Department of Cardiovascular Medicine, Cleveland Clinic, Cleveland (T.D.C.); Northwell, Hyde Park (L.M.E.), the Cardiovascular Institute, Northwell Health Manhasset, Manhasset (L.M.E.), and Icahn School of Medicine, Mount Sinai, New York (M.A.M., V.Y.R.) - all in New York; Institut Clínic Cardiovascular, Hospital Clínic, Universitat de Barcelona, and Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, and Centro de Investigación Biomédica en Red, Enfermedades Cardiovasculares (CIBERCV), Madrid (J.M.T., L.M.); Baptist Health Lexington, Lexington, KY (J.D.A.); Erlanger Health System, University of Tennessee, Chattanooga (H.M.); the Department of Cardiac Electrophysiology and Research, St. Bernard's Heart and Vascular Center, Arrhythmia Research Group, Jonesboro, AR (D.G.N.); Institut de Cardiologie de Montréal, Montreal Heart Institute, Université de Montréal, Montréal (B.M.); Sentara Norfolk General Hospital, Norfolk, VA (J.G.); and the Department of Cardiology, Kepler University Hospital, Medical Faculty of the Johannes Kepler University Linz, Austria (K.S.).; Amin AK; From the Department of Cardiology, Amsterdam University Medical Center, Amsterdam (R.E.K., L.V.A.B.), and the Department of Cardiology, St Antonius Ziekenhuis, Nieuwegein (L.V.A.B.) - both in the Netherlands; Emory University Section of Cardiac Electrophysiology, Atlanta (M.S.L., F.M.M.); University Hospital Southampton, Southampton (P.R.R.), the Department of Cardiology, Liverpool Heart and Chest Hospital, Liverpool (D.J.W.), and Leeds Teaching Hospitals NHS Trust, Leeds (C.P.), and Manchester Heart Centre, Manchester Royal Infirmary, Manchester (C.C.) - all in the United Kingdom; HonorHealth Cardiac Arrhythmia Group, HonorHealth Research Institute, Scottsdale, and the College of Medicine (R.D.) and Banner University Medical Center Phoenix (W.W.S.), University of Arizona, Phoenix - all in Arizona; the Department of Cardiovascular Medicine, Mayo Clinic, Rochester (P.A.F., Y.-M.C.), and Boston Scientific, St. Paul (J. West, E.M., B.S., A.J.B., J. Weinstock, K.M.S.) - both in Minnesota; the Department of Cardiology, Na Homolce Hospital, Prague, Czech Republic (P.N.); Department of Cardiology, School of Medical Sciences, Faculty of Medicine and Health, Örebro University, Örebro, Sweden (C.B.-L.); Heart Rhythm Clinic, San Rossore Hospital, Pisa, Italy (M.G.B.); CorVita Science Foundation, Chicago (M.C.B.); Departement de Cardiologie, Hôpital Privé du Confluent, Nantes (D.G.), and the Arrhythmia Unit, Cardiology Department, Heart and Lung Institute, Lille (C.M.) - both in France; Cardiac Electrophysiology, Drexel University (S.P.K.), and the Cardiovascular Division, Perelman School of Medicine at the University of Pennsylvania (D.S.F.), Philadelphia, and the Department of Cardiology, Saint Mary Medical Center, Langhorne (S.P.K.) - all in Pennsylvania; OhioHealth Heart and Vascular Physicians, Section of Cardiac Electrophysiology, Department of Cardiology, OhioHealth Riverside Methodist Hospital (A.K.A., E.Y.F.), and the Section of Cardiac Electrophysiology, Division of Cardiovascular Disease, Department of Internal Medicine, Ohio State University Wexner Medical Center (R.A.) Columbus, and the Cardiac Electrophysiology and Pacing Section, Department of Cardiovascular Medicine, Cleveland Clinic, Cleveland (T.D.C.); Northwell, Hyde Park (L.M.E.), the Cardiovascular Institute, Northwell Health Manhasset, Manhasset (L.M.E.), and Icahn School of Medicine, Mount Sinai, New York (M.A.M., V.Y.R.) - all in New York; Institut Clínic Cardiovascular, Hospital Clínic, Universitat de Barcelona, and Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, and Centro de Investigación Biomédica en Red, Enfermedades Cardiovasculares (CIBERCV), Madrid (J.M.T., L.M.); Baptist Health Lexington, Lexington, KY (J.D.A.); Erlanger Health System, University of Tennessee, Chattanooga (H.M.); the Department of Cardiac Electrophysiology and Research, St. Bernard's Heart and Vascular Center, Arrhythmia Research Group, Jonesboro, AR (D.G.N.); Institut de Cardiologie de Montréal, Montreal Heart Institute, Université de Montréal, Montréal (B.M.); Sentara Norfolk General Hospital, Norfolk, VA (J.G.); and the Department of Cardiology, Kepler University Hospital, Medical Faculty of the Johannes Kepler University Linz, Austria (K.S.).; Fu EY; From the Department of Cardiology, Amsterdam University Medical Center, Amsterdam (R.E.K., L.V.A.B.), and the Department of Cardiology, St Antonius Ziekenhuis, Nieuwegein (L.V.A.B.) - both in the Netherlands; Emory University Section of Cardiac Electrophysiology, Atlanta (M.S.L., F.M.M.); University Hospital Southampton, Southampton (P.R.R.), the Department of Cardiology, Liverpool Heart and Chest Hospital, Liverpool (D.J.W.), and Leeds Teaching Hospitals NHS Trust, Leeds (C.P.), and Manchester Heart Centre, Manchester Royal Infirmary, Manchester (C.C.) - all in the United Kingdom; HonorHealth Cardiac Arrhythmia Group, HonorHealth Research Institute, Scottsdale, and the College of Medicine (R.D.) and Banner University Medical Center Phoenix (W.W.S.), University of Arizona, Phoenix - all in Arizona; the Department of Cardiovascular Medicine, Mayo Clinic, Rochester (P.A.F., Y.-M.C.), and Boston Scientific, St. Paul (J. West, E.M., B.S., A.J.B., J. Weinstock, K.M.S.) - both in Minnesota; the Department of Cardiology, Na Homolce Hospital, Prague, Czech Republic (P.N.); Department of Cardiology, School of Medical Sciences, Faculty of Medicine and Health, Örebro University, Örebro, Sweden (C.B.-L.); Heart Rhythm Clinic, San Rossore Hospital, Pisa, Italy (M.G.B.); CorVita Science Foundation, Chicago (M.C.B.); Departement de Cardiologie, Hôpital Privé du Confluent, Nantes (D.G.), and the Arrhythmia Unit, Cardiology Department, Heart and Lung Institute, Lille (C.M.) - both in France; Cardiac Electrophysiology, Drexel University (S.P.K.), and the Cardiovascular Division, Perelman School of Medicine at the University of Pennsylvania (D.S.F.), Philadelphia, and the Department of Cardiology, Saint Mary Medical Center, Langhorne (S.P.K.) - all in Pennsylvania; OhioHealth Heart and Vascular Physicians, Section of Cardiac Electrophysiology, Department of Cardiology, OhioHealth Riverside Methodist Hospital (A.K.A., E.Y.F.), and the Section of Cardiac Electrophysiology, Division of Cardiovascular Disease, Department of Internal Medicine, Ohio State University Wexner Medical Center (R.A.) Columbus, and the Cardiac Electrophysiology and Pacing Section, Department of Cardiovascular Medicine, Cleveland Clinic, Cleveland (T.D.C.); Northwell, Hyde Park (L.M.E.), the Cardiovascular Institute, Northwell Health Manhasset, Manhasset (L.M.E.), and Icahn School of Medicine, Mount Sinai, New York (M.A.M., V.Y.R.) - all in New York; Institut Clínic Cardiovascular, Hospital Clínic, Universitat de Barcelona, and Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, and Centro de Investigación Biomédica en Red, Enfermedades Cardiovasculares (CIBERCV), Madrid (J.M.T., L.M.); Baptist Health Lexington, Lexington, KY (J.D.A.); Erlanger Health System, University of Tennessee, Chattanooga (H.M.); the Department of Cardiac Electrophysiology and Research, St. Bernard's Heart and Vascular Center, Arrhythmia Research Group, Jonesboro, AR (D.G.N.); Institut de Cardiologie de Montréal, Montreal Heart Institute, Université de Montréal, Montréal (B.M.); Sentara Norfolk General Hospital, Norfolk, VA (J.G.); and the Department of Cardiology, Kepler University Hospital, Medical Faculty of the Johannes Kepler University Linz, Austria (K.S.).; Epstein LM; From the Department of Cardiology, Amsterdam University Medical Center, Amsterdam (R.E.K., L.V.A.B.), and the Department of Cardiology, St Antonius Ziekenhuis, Nieuwegein (L.V.A.B.) - both in the Netherlands; Emory University Section of Cardiac Electrophysiology, Atlanta (M.S.L., F.M.M.); University Hospital Southampton, Southampton (P.R.R.), the Department of Cardiology, Liverpool Heart and Chest Hospital, Liverpool (D.J.W.), and Leeds Teaching Hospitals NHS Trust, Leeds (C.P.), and Manchester Heart Centre, Manchester Royal Infirmary, Manchester (C.C.) - all in the United Kingdom; HonorHealth Cardiac Arrhythmia Group, HonorHealth Research Institute, Scottsdale, and the College of Medicine (R.D.) and Banner University Medical Center Phoenix (W.W.S.), University of Arizona, Phoenix - all in Arizona; the Department of Cardiovascular Medicine, Mayo Clinic, Rochester (P.A.F., Y.-M.C.), and Boston Scientific, St. Paul (J. West, E.M., B.S., A.J.B., J. Weinstock, K.M.S.) - both in Minnesota; the Department of Cardiology, Na Homolce Hospital, Prague, Czech Republic (P.N.); Department of Cardiology, School of Medical Sciences, Faculty of Medicine and Health, Örebro University, Örebro, Sweden (C.B.-L.); Heart Rhythm Clinic, San Rossore Hospital, Pisa, Italy (M.G.B.); CorVita Science Foundation, Chicago (M.C.B.); Departement de Cardiologie, Hôpital Privé du Confluent, Nantes (D.G.), and the Arrhythmia Unit, Cardiology Department, Heart and Lung Institute, Lille (C.M.) - both in France; Cardiac Electrophysiology, Drexel University (S.P.K.), and the Cardiovascular Division, Perelman School of Medicine at the University of Pennsylvania (D.S.F.), Philadelphia, and the Department of Cardiology, Saint Mary Medical Center, Langhorne (S.P.K.) - all in Pennsylvania; OhioHealth Heart and Vascular Physicians, Section of Cardiac Electrophysiology, Department of Cardiology, OhioHealth Riverside Methodist Hospital (A.K.A., E.Y.F.), and the Section of Cardiac Electrophysiology, Division of Cardiovascular Disease, Department of Internal Medicine, Ohio State University Wexner Medical Center (R.A.) Columbus, and the Cardiac Electrophysiology and Pacing Section, Department of Cardiovascular Medicine, Cleveland Clinic, Cleveland (T.D.C.); Northwell, Hyde Park (L.M.E.), the Cardiovascular Institute, Northwell Health Manhasset, Manhasset (L.M.E.), and Icahn School of Medicine, Mount Sinai, New York (M.A.M., V.Y.R.) - all in New York; Institut Clínic Cardiovascular, Hospital Clínic, Universitat de Barcelona, and Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, and Centro de Investigación Biomédica en Red, Enfermedades Cardiovasculares (CIBERCV), Madrid (J.M.T., L.M.); Baptist Health Lexington, Lexington, KY (J.D.A.); Erlanger Health System, University of Tennessee, Chattanooga (H.M.); the Department of Cardiac Electrophysiology and Research, St. Bernard's Heart and Vascular Center, Arrhythmia Research Group, Jonesboro, AR (D.G.N.); Institut de Cardiologie de Montréal, Montreal Heart Institute, Université de Montréal, Montréal (B.M.); Sentara Norfolk General Hospital, Norfolk, VA (J.G.); and the Department of Cardiology, Kepler University Hospital, Medical Faculty of the Johannes Kepler University Linz, Austria (K.S.).; Tolosana JM; From the Department of Cardiology, Amsterdam University Medical Center, Amsterdam (R.E.K., L.V.A.B.), and the Department of Cardiology, St Antonius Ziekenhuis, Nieuwegein (L.V.A.B.) - both in the Netherlands; Emory University Section of Cardiac Electrophysiology, Atlanta (M.S.L., F.M.M.); University Hospital Southampton, Southampton (P.R.R.), the Department of Cardiology, Liverpool Heart and Chest Hospital, Liverpool (D.J.W.), and Leeds Teaching Hospitals NHS Trust, Leeds (C.P.), and Manchester Heart Centre, Manchester Royal Infirmary, Manchester (C.C.) - all in the United Kingdom; HonorHealth Cardiac Arrhythmia Group, HonorHealth Research Institute, Scottsdale, and the College of Medicine (R.D.) and Banner University Medical Center Phoenix (W.W.S.), University of Arizona, Phoenix - all in Arizona; the Department of Cardiovascular Medicine, Mayo Clinic, Rochester (P.A.F., Y.-M.C.), and Boston Scientific, St. Paul (J. West, E.M., B.S., A.J.B., J. Weinstock, K.M.S.) - both in Minnesota; the Department of Cardiology, Na Homolce Hospital, Prague, Czech Republic (P.N.); Department of Cardiology, School of Medical Sciences, Faculty of Medicine and Health, Örebro University, Örebro, Sweden (C.B.-L.); Heart Rhythm Clinic, San Rossore Hospital, Pisa, Italy (M.G.B.); CorVita Science Foundation, Chicago (M.C.B.); Departement de Cardiologie, Hôpital Privé du Confluent, Nantes (D.G.), and the Arrhythmia Unit, Cardiology Department, Heart and Lung Institute, Lille (C.M.) - both in France; Cardiac Electrophysiology, Drexel University (S.P.K.), and the Cardiovascular Division, Perelman School of Medicine at the University of Pennsylvania (D.S.F.), Philadelphia, and the Department of Cardiology, Saint Mary Medical Center, Langhorne (S.P.K.) - all in Pennsylvania; OhioHealth Heart and Vascular Physicians, Section of Cardiac Electrophysiology, Department of Cardiology, OhioHealth Riverside Methodist Hospital (A.K.A., E.Y.F.), and the Section of Cardiac Electrophysiology, Division of Cardiovascular Disease, Department of Internal Medicine, Ohio State University Wexner Medical Center (R.A.) Columbus, and the Cardiac Electrophysiology and Pacing Section, Department of Cardiovascular Medicine, Cleveland Clinic, Cleveland (T.D.C.); Northwell, Hyde Park (L.M.E.), the Cardiovascular Institute, Northwell Health Manhasset, Manhasset (L.M.E.), and Icahn School of Medicine, Mount Sinai, New York (M.A.M., V.Y.R.) - all in New York; Institut Clínic Cardiovascular, Hospital Clínic, Universitat de Barcelona, and Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, and Centro de Investigación Biomédica en Red, Enfermedades Cardiovasculares (CIBERCV), Madrid (J.M.T., L.M.); Baptist Health Lexington, Lexington, KY (J.D.A.); Erlanger Health System, University of Tennessee, Chattanooga (H.M.); the Department of Cardiac Electrophysiology and Research, St. Bernard's Heart and Vascular Center, Arrhythmia Research Group, Jonesboro, AR (D.G.N.); Institut de Cardiologie de Montréal, Montreal Heart Institute, Université de Montréal, Montréal (B.M.); Sentara Norfolk General Hospital, Norfolk, VA (J.G.); and the Department of Cardiology, Kepler University Hospital, Medical Faculty of the Johannes Kepler University Linz, Austria (K.S.).; Callahan TD; From the Department of Cardiology, Amsterdam University Medical Center, Amsterdam (R.E.K., L.V.A.B.), and the Department of Cardiology, St Antonius Ziekenhuis, Nieuwegein (L.V.A.B.) - both in the Netherlands; Emory University Section of Cardiac Electrophysiology, Atlanta (M.S.L., F.M.M.); University Hospital Southampton, Southampton (P.R.R.), the Department of Cardiology, Liverpool Heart and Chest Hospital, Liverpool (D.J.W.), and Leeds Teaching Hospitals NHS Trust, Leeds (C.P.), and Manchester Heart Centre, Manchester Royal Infirmary, Manchester (C.C.) - all in the United Kingdom; HonorHealth Cardiac Arrhythmia Group, HonorHealth Research Institute, Scottsdale, and the College of Medicine (R.D.) and Banner University Medical Center Phoenix (W.W.S.), University of Arizona, Phoenix - all in Arizona; the Department of Cardiovascular Medicine, Mayo Clinic, Rochester (P.A.F., Y.-M.C.), and Boston Scientific, St. Paul (J. West, E.M., B.S., A.J.B., J. Weinstock, K.M.S.) - both in Minnesota; the Department of Cardiology, Na Homolce Hospital, Prague, Czech Republic (P.N.); Department of Cardiology, School of Medical Sciences, Faculty of Medicine and Health, Örebro University, Örebro, Sweden (C.B.-L.); Heart Rhythm Clinic, San Rossore Hospital, Pisa, Italy (M.G.B.); CorVita Science Foundation, Chicago (M.C.B.); Departement de Cardiologie, Hôpital Privé du Confluent, Nantes (D.G.), and the Arrhythmia Unit, Cardiology Department, Heart and Lung Institute, Lille (C.M.) - both in France; Cardiac Electrophysiology, Drexel University (S.P.K.), and the Cardiovascular Division, Perelman School of Medicine at the University of Pennsylvania (D.S.F.), Philadelphia, and the Department of Cardiology, Saint Mary Medical Center, Langhorne (S.P.K.) - all in Pennsylvania; OhioHealth Heart and Vascular Physicians, Section of Cardiac Electrophysiology, Department of Cardiology, OhioHealth Riverside Methodist Hospital (A.K.A., E.Y.F.), and the Section of Cardiac Electrophysiology, Division of Cardiovascular Disease, Department of Internal Medicine, Ohio State University Wexner Medical Center (R.A.) Columbus, and the Cardiac Electrophysiology and Pacing Section, Department of Cardiovascular Medicine, Cleveland Clinic, Cleveland (T.D.C.); Northwell, Hyde Park (L.M.E.), the Cardiovascular Institute, Northwell Health Manhasset, Manhasset (L.M.E.), and Icahn School of Medicine, Mount Sinai, New York (M.A.M., V.Y.R.) - all in New York; Institut Clínic Cardiovascular, Hospital Clínic, Universitat de Barcelona, and Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, and Centro de Investigación Biomédica en Red, Enfermedades Cardiovasculares (CIBERCV), Madrid (J.M.T., L.M.); Baptist Health Lexington, Lexington, KY (J.D.A.); Erlanger Health System, University of Tennessee, Chattanooga (H.M.); the Department of Cardiac Electrophysiology and Research, St. Bernard's Heart and Vascular Center, Arrhythmia Research Group, Jonesboro, AR (D.G.N.); Institut de Cardiologie de Montréal, Montreal Heart Institute, Université de Montréal, Montréal (B.M.); Sentara Norfolk General Hospital, Norfolk, VA (J.G.); and the Department of Cardiology, Kepler University Hospital, Medical Faculty of the Johannes Kepler University Linz, Austria (K.S.).; Aasbo JD; From the Department of Cardiology, Amsterdam University Medical Center, Amsterdam (R.E.K., L.V.A.B.), and the Department of Cardiology, St Antonius Ziekenhuis, Nieuwegein (L.V.A.B.) - both in the Netherlands; Emory University Section of Cardiac Electrophysiology, Atlanta (M.S.L., F.M.M.); University Hospital Southampton, Southampton (P.R.R.), the Department of Cardiology, Liverpool Heart and Chest Hospital, Liverpool (D.J.W.), and Leeds Teaching Hospitals NHS Trust, Leeds (C.P.), and Manchester Heart Centre, Manchester Royal Infirmary, Manchester (C.C.) - all in the United Kingdom; HonorHealth Cardiac Arrhythmia Group, HonorHealth Research Institute, Scottsdale, and the College of Medicine (R.D.) and Banner University Medical Center Phoenix (W.W.S.), University of Arizona, Phoenix - all in Arizona; the Department of Cardiovascular Medicine, Mayo Clinic, Rochester (P.A.F., Y.-M.C.), and Boston Scientific, St. Paul (J. West, E.M., B.S., A.J.B., J. Weinstock, K.M.S.) - both in Minnesota; the Department of Cardiology, Na Homolce Hospital, Prague, Czech Republic (P.N.); Department of Cardiology, School of Medical Sciences, Faculty of Medicine and Health, Örebro University, Örebro, Sweden (C.B.-L.); Heart Rhythm Clinic, San Rossore Hospital, Pisa, Italy (M.G.B.); CorVita Science Foundation, Chicago (M.C.B.); Departement de Cardiologie, Hôpital Privé du Confluent, Nantes (D.G.), and the Arrhythmia Unit, Cardiology Department, Heart and Lung Institute, Lille (C.M.) - both in France; Cardiac Electrophysiology, Drexel University (S.P.K.), and the Cardiovascular Division, Perelman School of Medicine at the University of Pennsylvania (D.S.F.), Philadelphia, and the Department of Cardiology, Saint Mary Medical Center, Langhorne (S.P.K.) - all in Pennsylvania; OhioHealth Heart and Vascular Physicians, Section of Cardiac Electrophysiology, Department of Cardiology, OhioHealth Riverside Methodist Hospital (A.K.A., E.Y.F.), and the Section of Cardiac Electrophysiology, Division of Cardiovascular Disease, Department of Internal Medicine, Ohio State University Wexner Medical Center (R.A.) Columbus, and the Cardiac Electrophysiology and Pacing Section, Department of Cardiovascular Medicine, Cleveland Clinic, Cleveland (T.D.C.); Northwell, Hyde Park (L.M.E.), the Cardiovascular Institute, Northwell Health Manhasset, Manhasset (L.M.E.), and Icahn School of Medicine, Mount Sinai, New York (M.A.M., V.Y.R.) - all in New York; Institut Clínic Cardiovascular, Hospital Clínic, Universitat de Barcelona, and Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, and Centro de Investigación Biomédica en Red, Enfermedades Cardiovasculares (CIBERCV), Madrid (J.M.T., L.M.); Baptist Health Lexington, Lexington, KY (J.D.A.); Erlanger Health System, University of Tennessee, Chattanooga (H.M.); the Department of Cardiac Electrophysiology and Research, St. Bernard's Heart and Vascular Center, Arrhythmia Research Group, Jonesboro, AR (D.G.N.); Institut de Cardiologie de Montréal, Montreal Heart Institute, Université de Montréal, Montréal (B.M.); Sentara Norfolk General Hospital, Norfolk, VA (J.G.); and the Department of Cardiology, Kepler University Hospital, Medical Faculty of the Johannes Kepler University Linz, Austria (K.S.).; Augostini R; From the Department of Cardiology, Amsterdam University Medical Center, Amsterdam (R.E.K., L.V.A.B.), and the Department of Cardiology, St Antonius Ziekenhuis, Nieuwegein (L.V.A.B.) - both in the Netherlands; Emory University Section of Cardiac Electrophysiology, Atlanta (M.S.L., F.M.M.); University Hospital Southampton, Southampton (P.R.R.), the Department of Cardiology, Liverpool Heart and Chest Hospital, Liverpool (D.J.W.), and Leeds Teaching Hospitals NHS Trust, Leeds (C.P.), and Manchester Heart Centre, Manchester Royal Infirmary, Manchester (C.C.) - all in the United Kingdom; HonorHealth Cardiac Arrhythmia Group, HonorHealth Research Institute, Scottsdale, and the College of Medicine (R.D.) and Banner University Medical Center Phoenix (W.W.S.), University of Arizona, Phoenix - all in Arizona; the Department of Cardiovascular Medicine, Mayo Clinic, Rochester (P.A.F., Y.-M.C.), and Boston Scientific, St. Paul (J. West, E.M., B.S., A.J.B., J. Weinstock, K.M.S.) - both in Minnesota; the Department of Cardiology, Na Homolce Hospital, Prague, Czech Republic (P.N.); Department of Cardiology, School of Medical Sciences, Faculty of Medicine and Health, Örebro University, Örebro, Sweden (C.B.-L.); Heart Rhythm Clinic, San Rossore Hospital, Pisa, Italy (M.G.B.); CorVita Science Foundation, Chicago (M.C.B.); Departement de Cardiologie, Hôpital Privé du Confluent, Nantes (D.G.), and the Arrhythmia Unit, Cardiology Department, Heart and Lung Institute, Lille (C.M.) - both in France; Cardiac Electrophysiology, Drexel University (S.P.K.), and the Cardiovascular Division, Perelman School of Medicine at the University of Pennsylvania (D.S.F.), Philadelphia, and the Department of Cardiology, Saint Mary Medical Center, Langhorne (S.P.K.) - all in Pennsylvania; OhioHealth Heart and Vascular Physicians, Section of Cardiac Electrophysiology, Department of Cardiology, OhioHealth Riverside Methodist Hospital (A.K.A., E.Y.F.), and the Section of Cardiac Electrophysiology, Division of Cardiovascular Disease, Department of Internal Medicine, Ohio State University Wexner Medical Center (R.A.) Columbus, and the Cardiac Electrophysiology and Pacing Section, Department of Cardiovascular Medicine, Cleveland Clinic, Cleveland (T.D.C.); Northwell, Hyde Park (L.M.E.), the Cardiovascular Institute, Northwell Health Manhasset, Manhasset (L.M.E.), and Icahn School of Medicine, Mount Sinai, New York (M.A.M., V.Y.R.) - all in New York; Institut Clínic Cardiovascular, Hospital Clínic, Universitat de Barcelona, and Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, and Centro de Investigación Biomédica en Red, Enfermedades Cardiovasculares (CIBERCV), Madrid (J.M.T., L.M.); Baptist Health Lexington, Lexington, KY (J.D.A.); Erlanger Health System, University of Tennessee, Chattanooga (H.M.); the Department of Cardiac Electrophysiology and Research, St. Bernard's Heart and Vascular Center, Arrhythmia Research Group, Jonesboro, AR (D.G.N.); Institut de Cardiologie de Montréal, Montreal Heart Institute, Université de Montréal, Montréal (B.M.); Sentara Norfolk General Hospital, Norfolk, VA (J.G.); and the Department of Cardiology, Kepler University Hospital, Medical Faculty of the Johannes Kepler University Linz, Austria (K.S.).; Manyam H; From the Department of Cardiology, Amsterdam University Medical Center, Amsterdam (R.E.K., L.V.A.B.), and the Department of Cardiology, St Antonius Ziekenhuis, Nieuwegein (L.V.A.B.) - both in the Netherlands; Emory University Section of Cardiac Electrophysiology, Atlanta (M.S.L., F.M.M.); University Hospital Southampton, Southampton (P.R.R.), the Department of Cardiology, Liverpool Heart and Chest Hospital, Liverpool (D.J.W.), and Leeds Teaching Hospitals NHS Trust, Leeds (C.P.), and Manchester Heart Centre, Manchester Royal Infirmary, Manchester (C.C.) - all in the United Kingdom; HonorHealth Cardiac Arrhythmia Group, HonorHealth Research Institute, Scottsdale, and the College of Medicine (R.D.) and Banner University Medical Center Phoenix (W.W.S.), University of Arizona, Phoenix - all in Arizona; the Department of Cardiovascular Medicine, Mayo Clinic, Rochester (P.A.F., Y.-M.C.), and Boston Scientific, St. Paul (J. West, E.M., B.S., A.J.B., J. Weinstock, K.M.S.) - both in Minnesota; the Department of Cardiology, Na Homolce Hospital, Prague, Czech Republic (P.N.); Department of Cardiology, School of Medical Sciences, Faculty of Medicine and Health, Örebro University, Örebro, Sweden (C.B.-L.); Heart Rhythm Clinic, San Rossore Hospital, Pisa, Italy (M.G.B.); CorVita Science Foundation, Chicago (M.C.B.); Departement de Cardiologie, Hôpital Privé du Confluent, Nantes (D.G.), and the Arrhythmia Unit, Cardiology Department, Heart and Lung Institute, Lille (C.M.) - both in France; Cardiac Electrophysiology, Drexel University (S.P.K.), and the Cardiovascular Division, Perelman School of Medicine at the University of Pennsylvania (D.S.F.), Philadelphia, and the Department of Cardiology, Saint Mary Medical Center, Langhorne (S.P.K.) - all in Pennsylvania; OhioHealth Heart and Vascular Physicians, Section of Cardiac Electrophysiology, Department of Cardiology, OhioHealth Riverside Methodist Hospital (A.K.A., E.Y.F.), and the Section of Cardiac Electrophysiology, Division of Cardiovascular Disease, Department of Internal Medicine, Ohio State University Wexner Medical Center (R.A.) Columbus, and the Cardiac Electrophysiology and Pacing Section, Department of Cardiovascular Medicine, Cleveland Clinic, Cleveland (T.D.C.); Northwell, Hyde Park (L.M.E.), the Cardiovascular Institute, Northwell Health Manhasset, Manhasset (L.M.E.), and Icahn School of Medicine, Mount Sinai, New York (M.A.M., V.Y.R.) - all in New York; Institut Clínic Cardiovascular, Hospital Clínic, Universitat de Barcelona, and Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, and Centro de Investigación Biomédica en Red, Enfermedades Cardiovasculares (CIBERCV), Madrid (J.M.T., L.M.); Baptist Health Lexington, Lexington, KY (J.D.A.); Erlanger Health System, University of Tennessee, Chattanooga (H.M.); the Department of Cardiac Electrophysiology and Research, St. Bernard's Heart and Vascular Center, Arrhythmia Research Group, Jonesboro, AR (D.G.N.); Institut de Cardiologie de Montréal, Montreal Heart Institute, Université de Montréal, Montréal (B.M.); Sentara Norfolk General Hospital, Norfolk, VA (J.G.); and the Department of Cardiology, Kepler University Hospital, Medical Faculty of the Johannes Kepler University Linz, Austria (K.S.).; Nair DG; From the Department of Cardiology, Amsterdam University Medical Center, Amsterdam (R.E.K., L.V.A.B.), and the Department of Cardiology, St Antonius Ziekenhuis, Nieuwegein (L.V.A.B.) - both in the Netherlands; Emory University Section of Cardiac Electrophysiology, Atlanta (M.S.L., F.M.M.); University Hospital Southampton, Southampton (P.R.R.), the Department of Cardiology, Liverpool Heart and Chest Hospital, Liverpool (D.J.W.), and Leeds Teaching Hospitals NHS Trust, Leeds (C.P.), and Manchester Heart Centre, Manchester Royal Infirmary, Manchester (C.C.) - all in the United Kingdom; HonorHealth Cardiac Arrhythmia Group, HonorHealth Research Institute, Scottsdale, and the College of Medicine (R.D.) and Banner University Medical Center Phoenix (W.W.S.), University of Arizona, Phoenix - all in Arizona; the Department of Cardiovascular Medicine, Mayo Clinic, Rochester (P.A.F., Y.-M.C.), and Boston Scientific, St. Paul (J. West, E.M., B.S., A.J.B., J. Weinstock, K.M.S.) - both in Minnesota; the Department of Cardiology, Na Homolce Hospital, Prague, Czech Republic (P.N.); Department of Cardiology, School of Medical Sciences, Faculty of Medicine and Health, Örebro University, Örebro, Sweden (C.B.-L.); Heart Rhythm Clinic, San Rossore Hospital, Pisa, Italy (M.G.B.); CorVita Science Foundation, Chicago (M.C.B.); Departement de Cardiologie, Hôpital Privé du Confluent, Nantes (D.G.), and the Arrhythmia Unit, Cardiology Department, Heart and Lung Institute, Lille (C.M.) - both in France; Cardiac Electrophysiology, Drexel University (S.P.K.), and the Cardiovascular Division, Perelman School of Medicine at the University of Pennsylvania (D.S.F.), Philadelphia, and the Department of Cardiology, Saint Mary Medical Center, Langhorne (S.P.K.) - all in Pennsylvania; OhioHealth Heart and Vascular Physicians, Section of Cardiac Electrophysiology, Department of Cardiology, OhioHealth Riverside Methodist Hospital (A.K.A., E.Y.F.), and the Section of Cardiac Electrophysiology, Division of Cardiovascular Disease, Department of Internal Medicine, Ohio State University Wexner Medical Center (R.A.) Columbus, and the Cardiac Electrophysiology and Pacing Section, Department of Cardiovascular Medicine, Cleveland Clinic, Cleveland (T.D.C.); Northwell, Hyde Park (L.M.E.), the Cardiovascular Institute, Northwell Health Manhasset, Manhasset (L.M.E.), and Icahn School of Medicine, Mount Sinai, New York (M.A.M., V.Y.R.) - all in New York; Institut Clínic Cardiovascular, Hospital Clínic, Universitat de Barcelona, and Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, and Centro de Investigación Biomédica en Red, Enfermedades Cardiovasculares (CIBERCV), Madrid (J.M.T., L.M.); Baptist Health Lexington, Lexington, KY (J.D.A.); Erlanger Health System, University of Tennessee, Chattanooga (H.M.); the Department of Cardiac Electrophysiology and Research, St. Bernard's Heart and Vascular Center, Arrhythmia Research Group, Jonesboro, AR (D.G.N.); Institut de Cardiologie de Montréal, Montreal Heart Institute, Université de Montréal, Montréal (B.M.); Sentara Norfolk General Hospital, Norfolk, VA (J.G.); and the Department of Cardiology, Kepler University Hospital, Medical Faculty of the Johannes Kepler University Linz, Austria (K.S.).; Mondésert B; From the Department of Cardiology, Amsterdam University Medical Center, Amsterdam (R.E.K., L.V.A.B.), and the Department of Cardiology, St Antonius Ziekenhuis, Nieuwegein (L.V.A.B.) - both in the Netherlands; Emory University Section of Cardiac Electrophysiology, Atlanta (M.S.L., F.M.M.); University Hospital Southampton, Southampton (P.R.R.), the Department of Cardiology, Liverpool Heart and Chest Hospital, Liverpool (D.J.W.), and Leeds Teaching Hospitals NHS Trust, Leeds (C.P.), and Manchester Heart Centre, Manchester Royal Infirmary, Manchester (C.C.) - all in the United Kingdom; HonorHealth Cardiac Arrhythmia Group, HonorHealth Research Institute, Scottsdale, and the College of Medicine (R.D.) and Banner University Medical Center Phoenix (W.W.S.), University of Arizona, Phoenix - all in Arizona; the Department of Cardiovascular Medicine, Mayo Clinic, Rochester (P.A.F., Y.-M.C.), and Boston Scientific, St. Paul (J. West, E.M., B.S., A.J.B., J. Weinstock, K.M.S.) - both in Minnesota; the Department of Cardiology, Na Homolce Hospital, Prague, Czech Republic (P.N.); Department of Cardiology, School of Medical Sciences, Faculty of Medicine and Health, Örebro University, Örebro, Sweden (C.B.-L.); Heart Rhythm Clinic, San Rossore Hospital, Pisa, Italy (M.G.B.); CorVita Science Foundation, Chicago (M.C.B.); Departement de Cardiologie, Hôpital Privé du Confluent, Nantes (D.G.), and the Arrhythmia Unit, Cardiology Department, Heart and Lung Institute, Lille (C.M.) - both in France; Cardiac Electrophysiology, Drexel University (S.P.K.), and the Cardiovascular Division, Perelman School of Medicine at the University of Pennsylvania (D.S.F.), Philadelphia, and the Department of Cardiology, Saint Mary Medical Center, Langhorne (S.P.K.) - all in Pennsylvania; OhioHealth Heart and Vascular Physicians, Section of Cardiac Electrophysiology, Department of Cardiology, OhioHealth Riverside Methodist Hospital (A.K.A., E.Y.F.), and the Section of Cardiac Electrophysiology, Division of Cardiovascular Disease, Department of Internal Medicine, Ohio State University Wexner Medical Center (R.A.) Columbus, and the Cardiac Electrophysiology and Pacing Section, Department of Cardiovascular Medicine, Cleveland Clinic, Cleveland (T.D.C.); Northwell, Hyde Park (L.M.E.), the Cardiovascular Institute, Northwell Health Manhasset, Manhasset (L.M.E.), and Icahn School of Medicine, Mount Sinai, New York (M.A.M., V.Y.R.) - all in New York; Institut Clínic Cardiovascular, Hospital Clínic, Universitat de Barcelona, and Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, and Centro de Investigación Biomédica en Red, Enfermedades Cardiovasculares (CIBERCV), Madrid (J.M.T., L.M.); Baptist Health Lexington, Lexington, KY (J.D.A.); Erlanger Health System, University of Tennessee, Chattanooga (H.M.); the Department of Cardiac Electrophysiology and Research, St. Bernard's Heart and Vascular Center, Arrhythmia Research Group, Jonesboro, AR (D.G.N.); Institut de Cardiologie de Montréal, Montreal Heart Institute, Université de Montréal, Montréal (B.M.); Sentara Norfolk General Hospital, Norfolk, VA (J.G.); and the Department of Cardiology, Kepler University Hospital, Medical Faculty of the Johannes Kepler University Linz, Austria (K.S.).; Su WW; From the Department of Cardiology, Amsterdam University Medical Center, Amsterdam (R.E.K., L.V.A.B.), and the Department of Cardiology, St Antonius Ziekenhuis, Nieuwegein (L.V.A.B.) - both in the Netherlands; Emory University Section of Cardiac Electrophysiology, Atlanta (M.S.L., F.M.M.); University Hospital Southampton, Southampton (P.R.R.), the Department of Cardiology, Liverpool Heart and Chest Hospital, Liverpool (D.J.W.), and Leeds Teaching Hospitals NHS Trust, Leeds (C.P.), and Manchester Heart Centre, Manchester Royal Infirmary, Manchester (C.C.) - all in the United Kingdom; HonorHealth Cardiac Arrhythmia Group, HonorHealth Research Institute, Scottsdale, and the College of Medicine (R.D.) and Banner University Medical Center Phoenix (W.W.S.), University of Arizona, Phoenix - all in Arizona; the Department of Cardiovascular Medicine, Mayo Clinic, Rochester (P.A.F., Y.-M.C.), and Boston Scientific, St. Paul (J. West, E.M., B.S., A.J.B., J. Weinstock, K.M.S.) - both in Minnesota; the Department of Cardiology, Na Homolce Hospital, Prague, Czech Republic (P.N.); Department of Cardiology, School of Medical Sciences, Faculty of Medicine and Health, Örebro University, Örebro, Sweden (C.B.-L.); Heart Rhythm Clinic, San Rossore Hospital, Pisa, Italy (M.G.B.); CorVita Science Foundation, Chicago (M.C.B.); Departement de Cardiologie, Hôpital Privé du Confluent, Nantes (D.G.), and the Arrhythmia Unit, Cardiology Department, Heart and Lung Institute, Lille (C.M.) - both in France; Cardiac Electrophysiology, Drexel University (S.P.K.), and the Cardiovascular Division, Perelman School of Medicine at the University of Pennsylvania (D.S.F.), Philadelphia, and the Department of Cardiology, Saint Mary Medical Center, Langhorne (S.P.K.) - all in Pennsylvania; OhioHealth Heart and Vascular Physicians, Section of Cardiac Electrophysiology, Department of Cardiology, OhioHealth Riverside Methodist Hospital (A.K.A., E.Y.F.), and the Section of Cardiac Electrophysiology, Division of Cardiovascular Disease, Department of Internal Medicine, Ohio State University Wexner Medical Center (R.A.) Columbus, and the Cardiac Electrophysiology and Pacing Section, Department of Cardiovascular Medicine, Cleveland Clinic, Cleveland (T.D.C.); Northwell, Hyde Park (L.M.E.), the Cardiovascular Institute, Northwell Health Manhasset, Manhasset (L.M.E.), and Icahn School of Medicine, Mount Sinai, New York (M.A.M., V.Y.R.) - all in New York; Institut Clínic Cardiovascular, Hospital Clínic, Universitat de Barcelona, and Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, and Centro de Investigación Biomédica en Red, Enfermedades Cardiovasculares (CIBERCV), Madrid (J.M.T., L.M.); Baptist Health Lexington, Lexington, KY (J.D.A.); Erlanger Health System, University of Tennessee, Chattanooga (H.M.); the Department of Cardiac Electrophysiology and Research, St. Bernard's Heart and Vascular Center, Arrhythmia Research Group, Jonesboro, AR (D.G.N.); Institut de Cardiologie de Montréal, Montreal Heart Institute, Université de Montréal, Montréal (B.M.); Sentara Norfolk General Hospital, Norfolk, VA (J.G.); and the Department of Cardiology, Kepler University Hospital, Medical Faculty of the Johannes Kepler University Linz, Austria (K.S.).; Pepper C; From the Department of Cardiology, Amsterdam University Medical Center, Amsterdam (R.E.K., L.V.A.B.), and the Department of Cardiology, St Antonius Ziekenhuis, Nieuwegein (L.V.A.B.) - both in the Netherlands; Emory University Section of Cardiac Electrophysiology, Atlanta (M.S.L., F.M.M.); University Hospital Southampton, Southampton (P.R.R.), the Department of Cardiology, Liverpool Heart and Chest Hospital, Liverpool (D.J.W.), and Leeds Teaching Hospitals NHS Trust, Leeds (C.P.), and Manchester Heart Centre, Manchester Royal Infirmary, Manchester (C.C.) - all in the United Kingdom; HonorHealth Cardiac Arrhythmia Group, HonorHealth Research Institute, Scottsdale, and the College of Medicine (R.D.) and Banner University Medical Center Phoenix (W.W.S.), University of Arizona, Phoenix - all in Arizona; the Department of Cardiovascular Medicine, Mayo Clinic, Rochester (P.A.F., Y.-M.C.), and Boston Scientific, St. Paul (J. West, E.M., B.S., A.J.B., J. Weinstock, K.M.S.) - both in Minnesota; the Department of Cardiology, Na Homolce Hospital, Prague, Czech Republic (P.N.); Department of Cardiology, School of Medical Sciences, Faculty of Medicine and Health, Örebro University, Örebro, Sweden (C.B.-L.); Heart Rhythm Clinic, San Rossore Hospital, Pisa, Italy (M.G.B.); CorVita Science Foundation, Chicago (M.C.B.); Departement de Cardiologie, Hôpital Privé du Confluent, Nantes (D.G.), and the Arrhythmia Unit, Cardiology Department, Heart and Lung Institute, Lille (C.M.) - both in France; Cardiac Electrophysiology, Drexel University (S.P.K.), and the Cardiovascular Division, Perelman School of Medicine at the University of Pennsylvania (D.S.F.), Philadelphia, and the Department of Cardiology, Saint Mary Medical Center, Langhorne (S.P.K.) - all in Pennsylvania; OhioHealth Heart and Vascular Physicians, Section of Cardiac Electrophysiology, Department of Cardiology, OhioHealth Riverside Methodist Hospital (A.K.A., E.Y.F.), and the Section of Cardiac Electrophysiology, Division of Cardiovascular Disease, Department of Internal Medicine, Ohio State University Wexner Medical Center (R.A.) Columbus, and the Cardiac Electrophysiology and Pacing Section, Department of Cardiovascular Medicine, Cleveland Clinic, Cleveland (T.D.C.); Northwell, Hyde Park (L.M.E.), the Cardiovascular Institute, Northwell Health Manhasset, Manhasset (L.M.E.), and Icahn School of Medicine, Mount Sinai, New York (M.A.M., V.Y.R.) - all in New York; Institut Clínic Cardiovascular, Hospital Clínic, Universitat de Barcelona, and Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, and Centro de Investigación Biomédica en Red, Enfermedades Cardiovasculares (CIBERCV), Madrid (J.M.T., L.M.); Baptist Health Lexington, Lexington, KY (J.D.A.); Erlanger Health System, University of Tennessee, Chattanooga (H.M.); the Department of Cardiac Electrophysiology and Research, St. Bernard's Heart and Vascular Center, Arrhythmia Research Group, Jonesboro, AR (D.G.N.); Institut de Cardiologie de Montréal, Montreal Heart Institute, Université de Montréal, Montréal (B.M.); Sentara Norfolk General Hospital, Norfolk, VA (J.G.); and the Department of Cardiology, Kepler University Hospital, Medical Faculty of the Johannes Kepler University Linz, Austria (K.S.).; Miller MA; From the Department of Cardiology, Amsterdam University Medical Center, Amsterdam (R.E.K., L.V.A.B.), and the Department of Cardiology, St Antonius Ziekenhuis, Nieuwegein (L.V.A.B.) - both in the Netherlands; Emory University Section of Cardiac Electrophysiology, Atlanta (M.S.L., F.M.M.); University Hospital Southampton, Southampton (P.R.R.), the Department of Cardiology, Liverpool Heart and Chest Hospital, Liverpool (D.J.W.), and Leeds Teaching Hospitals NHS Trust, Leeds (C.P.), and Manchester Heart Centre, Manchester Royal Infirmary, Manchester (C.C.) - all in the United Kingdom; HonorHealth Cardiac Arrhythmia Group, HonorHealth Research Institute, Scottsdale, and the College of Medicine (R.D.) and Banner University Medical Center Phoenix (W.W.S.), University of Arizona, Phoenix - all in Arizona; the Department of Cardiovascular Medicine, Mayo Clinic, Rochester (P.A.F., Y.-M.C.), and Boston Scientific, St. Paul (J. West, E.M., B.S., A.J.B., J. Weinstock, K.M.S.) - both in Minnesota; the Department of Cardiology, Na Homolce Hospital, Prague, Czech Republic (P.N.); Department of Cardiology, School of Medical Sciences, Faculty of Medicine and Health, Örebro University, Örebro, Sweden (C.B.-L.); Heart Rhythm Clinic, San Rossore Hospital, Pisa, Italy (M.G.B.); CorVita Science Foundation, Chicago (M.C.B.); Departement de Cardiologie, Hôpital Privé du Confluent, Nantes (D.G.), and the Arrhythmia Unit, Cardiology Department, Heart and Lung Institute, Lille (C.M.) - both in France; Cardiac Electrophysiology, Drexel University (S.P.K.), and the Cardiovascular Division, Perelman School of Medicine at the University of Pennsylvania (D.S.F.), Philadelphia, and the Department of Cardiology, Saint Mary Medical Center, Langhorne (S.P.K.) - all in Pennsylvania; OhioHealth Heart and Vascular Physicians, Section of Cardiac Electrophysiology, Department of Cardiology, OhioHealth Riverside Methodist Hospital (A.K.A., E.Y.F.), and the Section of Cardiac Electrophysiology, Division of Cardiovascular Disease, Department of Internal Medicine, Ohio State University Wexner Medical Center (R.A.) Columbus, and the Cardiac Electrophysiology and Pacing Section, Department of Cardiovascular Medicine, Cleveland Clinic, Cleveland (T.D.C.); Northwell, Hyde Park (L.M.E.), the Cardiovascular Institute, Northwell Health Manhasset, Manhasset (L.M.E.), and Icahn School of Medicine, Mount Sinai, New York (M.A.M., V.Y.R.) - all in New York; Institut Clínic Cardiovascular, Hospital Clínic, Universitat de Barcelona, and Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, and Centro de Investigación Biomédica en Red, Enfermedades Cardiovasculares (CIBERCV), Madrid (J.M.T., L.M.); Baptist Health Lexington, Lexington, KY (J.D.A.); Erlanger Health System, University of Tennessee, Chattanooga (H.M.); the Department of Cardiac Electrophysiology and Research, St. Bernard's Heart and Vascular Center, Arrhythmia Research Group, Jonesboro, AR (D.G.N.); Institut de Cardiologie de Montréal, Montreal Heart Institute, Université de Montréal, Montréal (B.M.); Sentara Norfolk General Hospital, Norfolk, VA (J.G.); and the Department of Cardiology, Kepler University Hospital, Medical Faculty of the Johannes Kepler University Linz, Austria (K.S.).; Grammes J; From the Department of Cardiology, Amsterdam University Medical Center, Amsterdam (R.E.K., L.V.A.B.), and the Department of Cardiology, St Antonius Ziekenhuis, Nieuwegein (L.V.A.B.) - both in the Netherlands; Emory University Section of Cardiac Electrophysiology, Atlanta (M.S.L., F.M.M.); University Hospital Southampton, Southampton (P.R.R.), the Department of Cardiology, Liverpool Heart and Chest Hospital, Liverpool (D.J.W.), and Leeds Teaching Hospitals NHS Trust, Leeds (C.P.), and Manchester Heart Centre, Manchester Royal Infirmary, Manchester (C.C.) - all in the United Kingdom; HonorHealth Cardiac Arrhythmia Group, HonorHealth Research Institute, Scottsdale, and the College of Medicine (R.D.) and Banner University Medical Center Phoenix (W.W.S.), University of Arizona, Phoenix - all in Arizona; the Department of Cardiovascular Medicine, Mayo Clinic, Rochester (P.A.F., Y.-M.C.), and Boston Scientific, St. Paul (J. West, E.M., B.S., A.J.B., J. Weinstock, K.M.S.) - both in Minnesota; the Department of Cardiology, Na Homolce Hospital, Prague, Czech Republic (P.N.); Department of Cardiology, School of Medical Sciences, Faculty of Medicine and Health, Örebro University, Örebro, Sweden (C.B.-L.); Heart Rhythm Clinic, San Rossore Hospital, Pisa, Italy (M.G.B.); CorVita Science Foundation, Chicago (M.C.B.); Departement de Cardiologie, Hôpital Privé du Confluent, Nantes (D.G.), and the Arrhythmia Unit, Cardiology Department, Heart and Lung Institute, Lille (C.M.) - both in France; Cardiac Electrophysiology, Drexel University (S.P.K.), and the Cardiovascular Division, Perelman School of Medicine at the University of Pennsylvania (D.S.F.), Philadelphia, and the Department of Cardiology, Saint Mary Medical Center, Langhorne (S.P.K.) - all in Pennsylvania; OhioHealth Heart and Vascular Physicians, Section of Cardiac Electrophysiology, Department of Cardiology, OhioHealth Riverside Methodist Hospital (A.K.A., E.Y.F.), and the Section of Cardiac Electrophysiology, Division of Cardiovascular Disease, Department of Internal Medicine, Ohio State University Wexner Medical Center (R.A.) Columbus, and the Cardiac Electrophysiology and Pacing Section, Department of Cardiovascular Medicine, Cleveland Clinic, Cleveland (T.D.C.); Northwell, Hyde Park (L.M.E.), the Cardiovascular Institute, Northwell Health Manhasset, Manhasset (L.M.E.), and Icahn School of Medicine, Mount Sinai, New York (M.A.M., V.Y.R.) - all in New York; Institut Clínic Cardiovascular, Hospital Clínic, Universitat de Barcelona, and Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, and Centro de Investigación Biomédica en Red, Enfermedades Cardiovasculares (CIBERCV), Madrid (J.M.T., L.M.); Baptist Health Lexington, Lexington, KY (J.D.A.); Erlanger Health System, University of Tennessee, Chattanooga (H.M.); the Department of Cardiac Electrophysiology and Research, St. Bernard's Heart and Vascular Center, Arrhythmia Research Group, Jonesboro, AR (D.G.N.); Institut de Cardiologie de Montréal, Montreal Heart Institute, Université de Montréal, Montréal (B.M.); Sentara Norfolk General Hospital, Norfolk, VA (J.G.); and the Department of Cardiology, Kepler University Hospital, Medical Faculty of the Johannes Kepler University Linz, Austria (K.S.).; Saleh K; From the Department of Cardiology, Amsterdam University Medical Center, Amsterdam (R.E.K., L.V.A.B.), and the Department of Cardiology, St Antonius Ziekenhuis, Nieuwegein (L.V.A.B.) - both in the Netherlands; Emory University Section of Cardiac Electrophysiology, Atlanta (M.S.L., F.M.M.); University Hospital Southampton, Southampton (P.R.R.), the Department of Cardiology, Liverpool Heart and Chest Hospital, Liverpool (D.J.W.), and Leeds Teaching Hospitals NHS Trust, Leeds (C.P.), and Manchester Heart Centre, Manchester Royal Infirmary, Manchester (C.C.) - all in the United Kingdom; HonorHealth Cardiac Arrhythmia Group, HonorHealth Research Institute, Scottsdale, and the College of Medicine (R.D.) and Banner University Medical Center Phoenix (W.W.S.), University of Arizona, Phoenix - all in Arizona; the Department of Cardiovascular Medicine, Mayo Clinic, Rochester (P.A.F., Y.-M.C.), and Boston Scientific, St. Paul (J. West, E.M., B.S., A.J.B., J. Weinstock, K.M.S.) - both in Minnesota; the Department of Cardiology, Na Homolce Hospital, Prague, Czech Republic (P.N.); Department of Cardiology, School of Medical Sciences, Faculty of Medicine and Health, Örebro University, Örebro, Sweden (C.B.-L.); Heart Rhythm Clinic, San Rossore Hospital, Pisa, Italy (M.G.B.); CorVita Science Foundation, Chicago (M.C.B.); Departement de Cardiologie, Hôpital Privé du Confluent, Nantes (D.G.), and the Arrhythmia Unit, Cardiology Department, Heart and Lung Institute, Lille (C.M.) - both in France; Cardiac Electrophysiology, Drexel University (S.P.K.), and the Cardiovascular Division, Perelman School of Medicine at the University of Pennsylvania (D.S.F.), Philadelphia, and the Department of Cardiology, Saint Mary Medical Center, Langhorne (S.P.K.) - all in Pennsylvania; OhioHealth Heart and Vascular Physicians, Section of Cardiac Electrophysiology, Department of Cardiology, OhioHealth Riverside Methodist Hospital (A.K.A., E.Y.F.), and the Section of Cardiac Electrophysiology, Division of Cardiovascular Disease, Department of Internal Medicine, Ohio State University Wexner Medical Center (R.A.) Columbus, and the Cardiac Electrophysiology and Pacing Section, Department of Cardiovascular Medicine, Cleveland Clinic, Cleveland (T.D.C.); Northwell, Hyde Park (L.M.E.), the Cardiovascular Institute, Northwell Health Manhasset, Manhasset (L.M.E.), and Icahn School of Medicine, Mount Sinai, New York (M.A.M., V.Y.R.) - all in New York; Institut Clínic Cardiovascular, Hospital Clínic, Universitat de Barcelona, and Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, and Centro de Investigación Biomédica en Red, Enfermedades Cardiovasculares (CIBERCV), Madrid (J.M.T., L.M.); Baptist Health Lexington, Lexington, KY (J.D.A.); Erlanger Health System, University of Tennessee, Chattanooga (H.M.); the Department of Cardiac Electrophysiology and Research, St. Bernard's Heart and Vascular Center, Arrhythmia Research Group, Jonesboro, AR (D.G.N.); Institut de Cardiologie de Montréal, Montreal Heart Institute, Université de Montréal, Montréal (B.M.); Sentara Norfolk General Hospital, Norfolk, VA (J.G.); and the Department of Cardiology, Kepler University Hospital, Medical Faculty of the Johannes Kepler University Linz, Austria (K.S.).; Marquie C; From the Department of Cardiology, Amsterdam University Medical Center, Amsterdam (R.E.K., L.V.A.B.), and the Department of Cardiology, St Antonius Ziekenhuis, Nieuwegein (L.V.A.B.) - both in the Netherlands; Emory University Section of Cardiac Electrophysiology, Atlanta (M.S.L., F.M.M.); University Hospital Southampton, Southampton (P.R.R.), the Department of Cardiology, Liverpool Heart and Chest Hospital, Liverpool (D.J.W.), and Leeds Teaching Hospitals NHS Trust, Leeds (C.P.), and Manchester Heart Centre, Manchester Royal Infirmary, Manchester (C.C.) - all in the United Kingdom; HonorHealth Cardiac Arrhythmia Group, HonorHealth Research Institute, Scottsdale, and the College of Medicine (R.D.) and Banner University Medical Center Phoenix (W.W.S.), University of Arizona, Phoenix - all in Arizona; the Department of Cardiovascular Medicine, Mayo Clinic, Rochester (P.A.F., Y.-M.C.), and Boston Scientific, St. Paul (J. West, E.M., B.S., A.J.B., J. Weinstock, K.M.S.) - both in Minnesota; the Department of Cardiology, Na Homolce Hospital, Prague, Czech Republic (P.N.); Department of Cardiology, School of Medical Sciences, Faculty of Medicine and Health, Örebro University, Örebro, Sweden (C.B.-L.); Heart Rhythm Clinic, San Rossore Hospital, Pisa, Italy (M.G.B.); CorVita Science Foundation, Chicago (M.C.B.); Departement de Cardiologie, Hôpital Privé du Confluent, Nantes (D.G.), and the Arrhythmia Unit, Cardiology Department, Heart and Lung Institute, Lille (C.M.) - both in France; Cardiac Electrophysiology, Drexel University (S.P.K.), and the Cardiovascular Division, Perelman School of Medicine at the University of Pennsylvania (D.S.F.), Philadelphia, and the Department of Cardiology, Saint Mary Medical Center, Langhorne (S.P.K.) - all in Pennsylvania; OhioHealth Heart and Vascular Physicians, Section of Cardiac Electrophysiology, Department of Cardiology, OhioHealth Riverside Methodist Hospital (A.K.A., E.Y.F.), and the Section of Cardiac Electrophysiology, Division of Cardiovascular Disease, Department of Internal Medicine, Ohio State University Wexner Medical Center (R.A.) Columbus, and the Cardiac Electrophysiology and Pacing Section, Department of Cardiovascular Medicine, Cleveland Clinic, Cleveland (T.D.C.); Northwell, Hyde Park (L.M.E.), the Cardiovascular Institute, Northwell Health Manhasset, Manhasset (L.M.E.), and Icahn School of Medicine, Mount Sinai, New York (M.A.M., V.Y.R.) - all in New York; Institut Clínic Cardiovascular, Hospital Clínic, Universitat de Barcelona, and Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, and Centro de Investigación Biomédica en Red, Enfermedades Cardiovasculares (CIBERCV), Madrid (J.M.T., L.M.); Baptist Health Lexington, Lexington, KY (J.D.A.); Erlanger Health System, University of Tennessee, Chattanooga (H.M.); the Department of Cardiac Electrophysiology and Research, St. Bernard's Heart and Vascular Center, Arrhythmia Research Group, Jonesboro, AR (D.G.N.); Institut de Cardiologie de Montréal, Montreal Heart Institute, Université de Montréal, Montréal (B.M.); Sentara Norfolk General Hospital, Norfolk, VA (J.G.); and the Department of Cardiology, Kepler University Hospital, Medical Faculty of the Johannes Kepler University Linz, Austria (K.S.).; Merchant FM; From the Department of Cardiology, Amsterdam University Medical Center, Amsterdam (R.E.K., L.V.A.B.), and the Department of Cardiology, St Antonius Ziekenhuis, Nieuwegein (L.V.A.B.) - both in the Netherlands; Emory University Section of Cardiac Electrophysiology, Atlanta (M.S.L., F.M.M.); University Hospital Southampton, Southampton (P.R.R.), the Department of Cardiology, Liverpool Heart and Chest Hospital, Liverpool (D.J.W.), and Leeds Teaching Hospitals NHS Trust, Leeds (C.P.), and Manchester Heart Centre, Manchester Royal Infirmary, Manchester (C.C.) - all in the United Kingdom; HonorHealth Cardiac Arrhythmia Group, HonorHealth Research Institute, Scottsdale, and the College of Medicine (R.D.) and Banner University Medical Center Phoenix (W.W.S.), University of Arizona, Phoenix - all in Arizona; the Department of Cardiovascular Medicine, Mayo Clinic, Rochester (P.A.F., Y.-M.C.), and Boston Scientific, St. Paul (J. West, E.M., B.S., A.J.B., J. Weinstock, K.M.S.) - both in Minnesota; the Department of Cardiology, Na Homolce Hospital, Prague, Czech Republic (P.N.); Department of Cardiology, School of Medical Sciences, Faculty of Medicine and Health, Örebro University, Örebro, Sweden (C.B.-L.); Heart Rhythm Clinic, San Rossore Hospital, Pisa, Italy (M.G.B.); CorVita Science Foundation, Chicago (M.C.B.); Departement de Cardiologie, Hôpital Privé du Confluent, Nantes (D.G.), and the Arrhythmia Unit, Cardiology Department, Heart and Lung Institute, Lille (C.M.) - both in France; Cardiac Electrophysiology, Drexel University (S.P.K.), and the Cardiovascular Division, Perelman School of Medicine at the University of Pennsylvania (D.S.F.), Philadelphia, and the Department of Cardiology, Saint Mary Medical Center, Langhorne (S.P.K.) - all in Pennsylvania; OhioHealth Heart and Vascular Physicians, Section of Cardiac Electrophysiology, Department of Cardiology, OhioHealth Riverside Methodist Hospital (A.K.A., E.Y.F.), and the Section of Cardiac Electrophysiology, Division of Cardiovascular Disease, Department of Internal Medicine, Ohio State University Wexner Medical Center (R.A.) Columbus, and the Cardiac Electrophysiology and Pacing Section, Department of Cardiovascular Medicine, Cleveland Clinic, Cleveland (T.D.C.); Northwell, Hyde Park (L.M.E.), the Cardiovascular Institute, Northwell Health Manhasset, Manhasset (L.M.E.), and Icahn School of Medicine, Mount Sinai, New York (M.A.M., V.Y.R.) - all in New York; Institut Clínic Cardiovascular, Hospital Clínic, Universitat de Barcelona, and Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, and Centro de Investigación Biomédica en Red, Enfermedades Cardiovasculares (CIBERCV), Madrid (J.M.T., L.M.); Baptist Health Lexington, Lexington, KY (J.D.A.); Erlanger Health System, University of Tennessee, Chattanooga (H.M.); the Department of Cardiac Electrophysiology and Research, St. Bernard's Heart and Vascular Center, Arrhythmia Research Group, Jonesboro, AR (D.G.N.); Institut de Cardiologie de Montréal, Montreal Heart Institute, Université de Montréal, Montréal (B.M.); Sentara Norfolk General Hospital, Norfolk, VA (J.G.); and the Department of Cardiology, Kepler University Hospital, Medical Faculty of the Johannes Kepler University Linz, Austria (K.S.).; Cha YM; From the Department of Cardiology, Amsterdam University Medical Center, Amsterdam (R.E.K., L.V.A.B.), and the Department of Cardiology, St Antonius Ziekenhuis, Nieuwegein (L.V.A.B.) - both in the Netherlands; Emory University Section of Cardiac Electrophysiology, Atlanta (M.S.L., F.M.M.); University Hospital Southampton, Southampton (P.R.R.), the Department of Cardiology, Liverpool Heart and Chest Hospital, Liverpool (D.J.W.), and Leeds Teaching Hospitals NHS Trust, Leeds (C.P.), and Manchester Heart Centre, Manchester Royal Infirmary, Manchester (C.C.) - all in the United Kingdom; HonorHealth Cardiac Arrhythmia Group, HonorHealth Research Institute, Scottsdale, and the College of Medicine (R.D.) and Banner University Medical Center Phoenix (W.W.S.), University of Arizona, Phoenix - all in Arizona; the Department of Cardiovascular Medicine, Mayo Clinic, Rochester (P.A.F., Y.-M.C.), and Boston Scientific, St. Paul (J. West, E.M., B.S., A.J.B., J. Weinstock, K.M.S.) - both in Minnesota; the Department of Cardiology, Na Homolce Hospital, Prague, Czech Republic (P.N.); Department of Cardiology, School of Medical Sciences, Faculty of Medicine and Health, Örebro University, Örebro, Sweden (C.B.-L.); Heart Rhythm Clinic, San Rossore Hospital, Pisa, Italy (M.G.B.); CorVita Science Foundation, Chicago (M.C.B.); Departement de Cardiologie, Hôpital Privé du Confluent, Nantes (D.G.), and the Arrhythmia Unit, Cardiology Department, Heart and Lung Institute, Lille (C.M.) - both in France; Cardiac Electrophysiology, Drexel University (S.P.K.), and the Cardiovascular Division, Perelman School of Medicine at the University of Pennsylvania (D.S.F.), Philadelphia, and the Department of Cardiology, Saint Mary Medical Center, Langhorne (S.P.K.) - all in Pennsylvania; OhioHealth Heart and Vascular Physicians, Section of Cardiac Electrophysiology, Department of Cardiology, OhioHealth Riverside Methodist Hospital (A.K.A., E.Y.F.), and the Section of Cardiac Electrophysiology, Division of Cardiovascular Disease, Department of Internal Medicine, Ohio State University Wexner Medical Center (R.A.) Columbus, and the Cardiac Electrophysiology and Pacing Section, Department of Cardiovascular Medicine, Cleveland Clinic, Cleveland (T.D.C.); Northwell, Hyde Park (L.M.E.), the Cardiovascular Institute, Northwell Health Manhasset, Manhasset (L.M.E.), and Icahn School of Medicine, Mount Sinai, New York (M.A.M., V.Y.R.) - all in New York; Institut Clínic Cardiovascular, Hospital Clínic, Universitat de Barcelona, and Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, and Centro de Investigación Biomédica en Red, Enfermedades Cardiovasculares (CIBERCV), Madrid (J.M.T., L.M.); Baptist Health Lexington, Lexington, KY (J.D.A.); Erlanger Health System, University of Tennessee, Chattanooga (H.M.); the Department of Cardiac Electrophysiology and Research, St. Bernard's Heart and Vascular Center, Arrhythmia Research Group, Jonesboro, AR (D.G.N.); Institut de Cardiologie de Montréal, Montreal Heart Institute, Université de Montréal, Montréal (B.M.); Sentara Norfolk General Hospital, Norfolk, VA (J.G.); and the Department of Cardiology, Kepler University Hospital, Medical Faculty of the Johannes Kepler University Linz, Austria (K.S.).; Cunnington C; From the Department of Cardiology, Amsterdam University Medical Center, Amsterdam (R.E.K., L.V.A.B.), and the Department of Cardiology, St Antonius Ziekenhuis, Nieuwegein (L.V.A.B.) - both in the Netherlands; Emory University Section of Cardiac Electrophysiology, Atlanta (M.S.L., F.M.M.); University Hospital Southampton, Southampton (P.R.R.), the Department of Cardiology, Liverpool Heart and Chest Hospital, Liverpool (D.J.W.), and Leeds Teaching Hospitals NHS Trust, Leeds (C.P.), and Manchester Heart Centre, Manchester Royal Infirmary, Manchester (C.C.) - all in the United Kingdom; HonorHealth Cardiac Arrhythmia Group, HonorHealth Research Institute, Scottsdale, and the College of Medicine (R.D.) and Banner University Medical Center Phoenix (W.W.S.), University of Arizona, Phoenix - all in Arizona; the Department of Cardiovascular Medicine, Mayo Clinic, Rochester (P.A.F., Y.-M.C.), and Boston Scientific, St. Paul (J. West, E.M., B.S., A.J.B., J. Weinstock, K.M.S.) - both in Minnesota; the Department of Cardiology, Na Homolce Hospital, Prague, Czech Republic (P.N.); Department of Cardiology, School of Medical Sciences, Faculty of Medicine and Health, Örebro University, Örebro, Sweden (C.B.-L.); Heart Rhythm Clinic, San Rossore Hospital, Pisa, Italy (M.G.B.); CorVita Science Foundation, Chicago (M.C.B.); Departement de Cardiologie, Hôpital Privé du Confluent, Nantes (D.G.), and the Arrhythmia Unit, Cardiology Department, Heart and Lung Institute, Lille (C.M.) - both in France; Cardiac Electrophysiology, Drexel University (S.P.K.), and the Cardiovascular Division, Perelman School of Medicine at the University of Pennsylvania (D.S.F.), Philadelphia, and the Department of Cardiology, Saint Mary Medical Center, Langhorne (S.P.K.) - all in Pennsylvania; OhioHealth Heart and Vascular Physicians, Section of Cardiac Electrophysiology, Department of Cardiology, OhioHealth Riverside Methodist Hospital (A.K.A., E.Y.F.), and the Section of Cardiac Electrophysiology, Division of Cardiovascular Disease, Department of Internal Medicine, Ohio State University Wexner Medical Center (R.A.) Columbus, and the Cardiac Electrophysiology and Pacing Section, Department of Cardiovascular Medicine, Cleveland Clinic, Cleveland (T.D.C.); Northwell, Hyde Park (L.M.E.), the Cardiovascular Institute, Northwell Health Manhasset, Manhasset (L.M.E.), and Icahn School of Medicine, Mount Sinai, New York (M.A.M., V.Y.R.) - all in New York; Institut Clínic Cardiovascular, Hospital Clínic, Universitat de Barcelona, and Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, and Centro de Investigación Biomédica en Red, Enfermedades Cardiovasculares (CIBERCV), Madrid (J.M.T., L.M.); Baptist Health Lexington, Lexington, KY (J.D.A.); Erlanger Health System, University of Tennessee, Chattanooga (H.M.); the Department of Cardiac Electrophysiology and Research, St. Bernard's Heart and Vascular Center, Arrhythmia Research Group, Jonesboro, AR (D.G.N.); Institut de Cardiologie de Montréal, Montreal Heart Institute, Université de Montréal, Montréal (B.M.); Sentara Norfolk General Hospital, Norfolk, VA (J.G.); and the Department of Cardiology, Kepler University Hospital, Medical Faculty of the Johannes Kepler University Linz, Austria (K.S.).; Frankel DS; From the Department of Cardiology, Amsterdam University Medical Center, Amsterdam (R.E.K., L.V.A.B.), and the Department of Cardiology, St Antonius Ziekenhuis, Nieuwegein (L.V.A.B.) - both in the Netherlands; Emory University Section of Cardiac Electrophysiology, Atlanta (M.S.L., F.M.M.); University Hospital Southampton, Southampton (P.R.R.), the Department of Cardiology, Liverpool Heart and Chest Hospital, Liverpool (D.J.W.), and Leeds Teaching Hospitals NHS Trust, Leeds (C.P.), and Manchester Heart Centre, Manchester Royal Infirmary, Manchester (C.C.) - all in the United Kingdom; HonorHealth Cardiac Arrhythmia Group, HonorHealth Research Institute, Scottsdale, and the College of Medicine (R.D.) and Banner University Medical Center Phoenix (W.W.S.), University of Arizona, Phoenix - all in Arizona; the Department of Cardiovascular Medicine, Mayo Clinic, Rochester (P.A.F., Y.-M.C.), and Boston Scientific, St. Paul (J. West, E.M., B.S., A.J.B., J. Weinstock, K.M.S.) - both in Minnesota; the Department of Cardiology, Na Homolce Hospital, Prague, Czech Republic (P.N.); Department of Cardiology, School of Medical Sciences, Faculty of Medicine and Health, Örebro University, Örebro, Sweden (C.B.-L.); Heart Rhythm Clinic, San Rossore Hospital, Pisa, Italy (M.G.B.); CorVita Science Foundation, Chicago (M.C.B.); Departement de Cardiologie, Hôpital Privé du Confluent, Nantes (D.G.), and the Arrhythmia Unit, Cardiology Department, Heart and Lung Institute, Lille (C.M.) - both in France; Cardiac Electrophysiology, Drexel University (S.P.K.), and the Cardiovascular Division, Perelman School of Medicine at the University of Pennsylvania (D.S.F.), Philadelphia, and the Department of Cardiology, Saint Mary Medical Center, Langhorne (S.P.K.) - all in Pennsylvania; OhioHealth Heart and Vascular Physicians, Section of Cardiac Electrophysiology, Department of Cardiology, OhioHealth Riverside Methodist Hospital (A.K.A., E.Y.F.), and the Section of Cardiac Electrophysiology, Division of Cardiovascular Disease, Department of Internal Medicine, Ohio State University Wexner Medical Center (R.A.) Columbus, and the Cardiac Electrophysiology and Pacing Section, Department of Cardiovascular Medicine, Cleveland Clinic, Cleveland (T.D.C.); Northwell, Hyde Park (L.M.E.), the Cardiovascular Institute, Northwell Health Manhasset, Manhasset (L.M.E.), and Icahn School of Medicine, Mount Sinai, New York (M.A.M., V.Y.R.) - all in New York; Institut Clínic Cardiovascular, Hospital Clínic, Universitat de Barcelona, and Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, and Centro de Investigación Biomédica en Red, Enfermedades Cardiovasculares (CIBERCV), Madrid (J.M.T., L.M.); Baptist Health Lexington, Lexington, KY (J.D.A.); Erlanger Health System, University of Tennessee, Chattanooga (H.M.); the Department of Cardiac Electrophysiology and Research, St. Bernard's Heart and Vascular Center, Arrhythmia Research Group, Jonesboro, AR (D.G.N.); Institut de Cardiologie de Montréal, Montreal Heart Institute, Université de Montréal, Montréal (B.M.); Sentara Norfolk General Hospital, Norfolk, VA (J.G.); and the Department of Cardiology, Kepler University Hospital, Medical Faculty of the Johannes Kepler University Linz, Austria (K.S.).; West J; From the Department of Cardiology, Amsterdam University Medical Center, Amsterdam (R.E.K., L.V.A.B.), and the Department of Cardiology, St Antonius Ziekenhuis, Nieuwegein (L.V.A.B.) - both in the Netherlands; Emory University Section of Cardiac Electrophysiology, Atlanta (M.S.L., F.M.M.); University Hospital Southampton, Southampton (P.R.R.), the Department of Cardiology, Liverpool Heart and Chest Hospital, Liverpool (D.J.W.), and Leeds Teaching Hospitals NHS Trust, Leeds (C.P.), and Manchester Heart Centre, Manchester Royal Infirmary, Manchester (C.C.) - all in the United Kingdom; HonorHealth Cardiac Arrhythmia Group, HonorHealth Research Institute, Scottsdale, and the College of Medicine (R.D.) and Banner University Medical Center Phoenix (W.W.S.), University of Arizona, Phoenix - all in Arizona; the Department of Cardiovascular Medicine, Mayo Clinic, Rochester (P.A.F., Y.-M.C.), and Boston Scientific, St. Paul (J. West, E.M., B.S., A.J.B., J. Weinstock, K.M.S.) - both in Minnesota; the Department of Cardiology, Na Homolce Hospital, Prague, Czech Republic (P.N.); Department of Cardiology, School of Medical Sciences, Faculty of Medicine and Health, Örebro University, Örebro, Sweden (C.B.-L.); Heart Rhythm Clinic, San Rossore Hospital, Pisa, Italy (M.G.B.); CorVita Science Foundation, Chicago (M.C.B.); Departement de Cardiologie, Hôpital Privé du Confluent, Nantes (D.G.), and the Arrhythmia Unit, Cardiology Department, Heart and Lung Institute, Lille (C.M.) - both in France; Cardiac Electrophysiology, Drexel University (S.P.K.), and the Cardiovascular Division, Perelman School of Medicine at the University of Pennsylvania (D.S.F.), Philadelphia, and the Department of Cardiology, Saint Mary Medical Center, Langhorne (S.P.K.) - all in Pennsylvania; OhioHealth Heart and Vascular Physicians, Section of Cardiac Electrophysiology, Department of Cardiology, OhioHealth Riverside Methodist Hospital (A.K.A., E.Y.F.), and the Section of Cardiac Electrophysiology, Division of Cardiovascular Disease, Department of Internal Medicine, Ohio State University Wexner Medical Center (R.A.) Columbus, and the Cardiac Electrophysiology and Pacing Section, Department of Cardiovascular Medicine, Cleveland Clinic, Cleveland (T.D.C.); Northwell, Hyde Park (L.M.E.), the Cardiovascular Institute, Northwell Health Manhasset, Manhasset (L.M.E.), and Icahn School of Medicine, Mount Sinai, New York (M.A.M., V.Y.R.) - all in New York; Institut Clínic Cardiovascular, Hospital Clínic, Universitat de Barcelona, and Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, and Centro de Investigación Biomédica en Red, Enfermedades Cardiovasculares (CIBERCV), Madrid (J.M.T., L.M.); Baptist Health Lexington, Lexington, KY (J.D.A.); Erlanger Health System, University of Tennessee, Chattanooga (H.M.); the Department of Cardiac Electrophysiology and Research, St. Bernard's Heart and Vascular Center, Arrhythmia Research Group, Jonesboro, AR (D.G.N.); Institut de Cardiologie de Montréal, Montreal Heart Institute, Université de Montréal, Montréal (B.M.); Sentara Norfolk General Hospital, Norfolk, VA (J.G.); and the Department of Cardiology, Kepler University Hospital, Medical Faculty of the Johannes Kepler University Linz, Austria (K.S.).; Matznick E; From the Department of Cardiology, Amsterdam University Medical Center, Amsterdam (R.E.K., L.V.A.B.), and the Department of Cardiology, St Antonius Ziekenhuis, Nieuwegein (L.V.A.B.) - both in the Netherlands; Emory University Section of Cardiac Electrophysiology, Atlanta (M.S.L., F.M.M.); University Hospital Southampton, Southampton (P.R.R.), the Department of Cardiology, Liverpool Heart and Chest Hospital, Liverpool (D.J.W.), and Leeds Teaching Hospitals NHS Trust, Leeds (C.P.), and Manchester Heart Centre, Manchester Royal Infirmary, Manchester (C.C.) - all in the United Kingdom; HonorHealth Cardiac Arrhythmia Group, HonorHealth Research Institute, Scottsdale, and the College of Medicine (R.D.) and Banner University Medical Center Phoenix (W.W.S.), University of Arizona, Phoenix - all in Arizona; the Department of Cardiovascular Medicine, Mayo Clinic, Rochester (P.A.F., Y.-M.C.), and Boston Scientific, St. Paul (J. West, E.M., B.S., A.J.B., J. Weinstock, K.M.S.) - both in Minnesota; the Department of Cardiology, Na Homolce Hospital, Prague, Czech Republic (P.N.); Department of Cardiology, School of Medical Sciences, Faculty of Medicine and Health, Örebro University, Örebro, Sweden (C.B.-L.); Heart Rhythm Clinic, San Rossore Hospital, Pisa, Italy (M.G.B.); CorVita Science Foundation, Chicago (M.C.B.); Departement de Cardiologie, Hôpital Privé du Confluent, Nantes (D.G.), and the Arrhythmia Unit, Cardiology Department, Heart and Lung Institute, Lille (C.M.) - both in France; Cardiac Electrophysiology, Drexel University (S.P.K.), and the Cardiovascular Division, Perelman School of Medicine at the University of Pennsylvania (D.S.F.), Philadelphia, and the Department of Cardiology, Saint Mary Medical Center, Langhorne (S.P.K.) - all in Pennsylvania; OhioHealth Heart and Vascular Physicians, Section of Cardiac Electrophysiology, Department of Cardiology, OhioHealth Riverside Methodist Hospital (A.K.A., E.Y.F.), and the Section of Cardiac Electrophysiology, Division of Cardiovascular Disease, Department of Internal Medicine, Ohio State University Wexner Medical Center (R.A.) Columbus, and the Cardiac Electrophysiology and Pacing Section, Department of Cardiovascular Medicine, Cleveland Clinic, Cleveland (T.D.C.); Northwell, Hyde Park (L.M.E.), the Cardiovascular Institute, Northwell Health Manhasset, Manhasset (L.M.E.), and Icahn School of Medicine, Mount Sinai, New York (M.A.M., V.Y.R.) - all in New York; Institut Clínic Cardiovascular, Hospital Clínic, Universitat de Barcelona, and Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, and Centro de Investigación Biomédica en Red, Enfermedades Cardiovasculares (CIBERCV), Madrid (J.M.T., L.M.); Baptist Health Lexington, Lexington, KY (J.D.A.); Erlanger Health System, University of Tennessee, Chattanooga (H.M.); the Department of Cardiac Electrophysiology and Research, St. Bernard's Heart and Vascular Center, Arrhythmia Research Group, Jonesboro, AR (D.G.N.); Institut de Cardiologie de Montréal, Montreal Heart Institute, Université de Montréal, Montréal (B.M.); Sentara Norfolk General Hospital, Norfolk, VA (J.G.); and the Department of Cardiology, Kepler University Hospital, Medical Faculty of the Johannes Kepler University Linz, Austria (K.S.).; Swackhamer B; From the Department of Cardiology, Amsterdam University Medical Center, Amsterdam (R.E.K., L.V.A.B.), and the Department of Cardiology, St Antonius Ziekenhuis, Nieuwegein (L.V.A.B.) - both in the Netherlands; Emory University Section of Cardiac Electrophysiology, Atlanta (M.S.L., F.M.M.); University Hospital Southampton, Southampton (P.R.R.), the Department of Cardiology, Liverpool Heart and Chest Hospital, Liverpool (D.J.W.), and Leeds Teaching Hospitals NHS Trust, Leeds (C.P.), and Manchester Heart Centre, Manchester Royal Infirmary, Manchester (C.C.) - all in the United Kingdom; HonorHealth Cardiac Arrhythmia Group, HonorHealth Research Institute, Scottsdale, and the College of Medicine (R.D.) and Banner University Medical Center Phoenix (W.W.S.), University of Arizona, Phoenix - all in Arizona; the Department of Cardiovascular Medicine, Mayo Clinic, Rochester (P.A.F., Y.-M.C.), and Boston Scientific, St. Paul (J. West, E.M., B.S., A.J.B., J. Weinstock, K.M.S.) - both in Minnesota; the Department of Cardiology, Na Homolce Hospital, Prague, Czech Republic (P.N.); Department of Cardiology, School of Medical Sciences, Faculty of Medicine and Health, Örebro University, Örebro, Sweden (C.B.-L.); Heart Rhythm Clinic, San Rossore Hospital, Pisa, Italy (M.G.B.); CorVita Science Foundation, Chicago (M.C.B.); Departement de Cardiologie, Hôpital Privé du Confluent, Nantes (D.G.), and the Arrhythmia Unit, Cardiology Department, Heart and Lung Institute, Lille (C.M.) - both in France; Cardiac Electrophysiology, Drexel University (S.P.K.), and the Cardiovascular Division, Perelman School of Medicine at the University of Pennsylvania (D.S.F.), Philadelphia, and the Department of Cardiology, Saint Mary Medical Center, Langhorne (S.P.K.) - all in Pennsylvania; OhioHealth Heart and Vascular Physicians, Section of Cardiac Electrophysiology, Department of Cardiology, OhioHealth Riverside Methodist Hospital (A.K.A., E.Y.F.), and the Section of Cardiac Electrophysiology, Division of Cardiovascular Disease, Department of Internal Medicine, Ohio State University Wexner Medical Center (R.A.) Columbus, and the Cardiac Electrophysiology and Pacing Section, Department of Cardiovascular Medicine, Cleveland Clinic, Cleveland (T.D.C.); Northwell, Hyde Park (L.M.E.), the Cardiovascular Institute, Northwell Health Manhasset, Manhasset (L.M.E.), and Icahn School of Medicine, Mount Sinai, New York (M.A.M., V.Y.R.) - all in New York; Institut Clínic Cardiovascular, Hospital Clínic, Universitat de Barcelona, and Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, and Centro de Investigación Biomédica en Red, Enfermedades Cardiovasculares (CIBERCV), Madrid (J.M.T., L.M.); Baptist Health Lexington, Lexington, KY (J.D.A.); Erlanger Health System, University of Tennessee, Chattanooga (H.M.); the Department of Cardiac Electrophysiology and Research, St. Bernard's Heart and Vascular Center, Arrhythmia Research Group, Jonesboro, AR (D.G.N.); Institut de Cardiologie de Montréal, Montreal Heart Institute, Université de Montréal, Montréal (B.M.); Sentara Norfolk General Hospital, Norfolk, VA (J.G.); and the Department of Cardiology, Kepler University Hospital, Medical Faculty of the Johannes Kepler University Linz, Austria (K.S.).; Brisben AJ; From the Department of Cardiology, Amsterdam University Medical Center, Amsterdam (R.E.K., L.V.A.B.), and the Department of Cardiology, St Antonius Ziekenhuis, Nieuwegein (L.V.A.B.) - both in the Netherlands; Emory University Section of Cardiac Electrophysiology, Atlanta (M.S.L., F.M.M.); University Hospital Southampton, Southampton (P.R.R.), the Department of Cardiology, Liverpool Heart and Chest Hospital, Liverpool (D.J.W.), and Leeds Teaching Hospitals NHS Trust, Leeds (C.P.), and Manchester Heart Centre, Manchester Royal Infirmary, Manchester (C.C.) - all in the United Kingdom; HonorHealth Cardiac Arrhythmia Group, HonorHealth Research Institute, Scottsdale, and the College of Medicine (R.D.) and Banner University Medical Center Phoenix (W.W.S.), University of Arizona, Phoenix - all in Arizona; the Department of Cardiovascular Medicine, Mayo Clinic, Rochester (P.A.F., Y.-M.C.), and Boston Scientific, St. Paul (J. West, E.M., B.S., A.J.B., J. Weinstock, K.M.S.) - both in Minnesota; the Department of Cardiology, Na Homolce Hospital, Prague, Czech Republic (P.N.); Department of Cardiology, School of Medical Sciences, Faculty of Medicine and Health, Örebro University, Örebro, Sweden (C.B.-L.); Heart Rhythm Clinic, San Rossore Hospital, Pisa, Italy (M.G.B.); CorVita Science Foundation, Chicago (M.C.B.); Departement de Cardiologie, Hôpital Privé du Confluent, Nantes (D.G.), and the Arrhythmia Unit, Cardiology Department, Heart and Lung Institute, Lille (C.M.) - both in France; Cardiac Electrophysiology, Drexel University (S.P.K.), and the Cardiovascular Division, Perelman School of Medicine at the University of Pennsylvania (D.S.F.), Philadelphia, and the Department of Cardiology, Saint Mary Medical Center, Langhorne (S.P.K.) - all in Pennsylvania; OhioHealth Heart and Vascular Physicians, Section of Cardiac Electrophysiology, Department of Cardiology, OhioHealth Riverside Methodist Hospital (A.K.A., E.Y.F.), and the Section of Cardiac Electrophysiology, Division of Cardiovascular Disease, Department of Internal Medicine, Ohio State University Wexner Medical Center (R.A.) Columbus, and the Cardiac Electrophysiology and Pacing Section, Department of Cardiovascular Medicine, Cleveland Clinic, Cleveland (T.D.C.); Northwell, Hyde Park (L.M.E.), the Cardiovascular Institute, Northwell Health Manhasset, Manhasset (L.M.E.), and Icahn School of Medicine, Mount Sinai, New York (M.A.M., V.Y.R.) - all in New York; Institut Clínic Cardiovascular, Hospital Clínic, Universitat de Barcelona, and Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, and Centro de Investigación Biomédica en Red, Enfermedades Cardiovasculares (CIBERCV), Madrid (J.M.T., L.M.); Baptist Health Lexington, Lexington, KY (J.D.A.); Erlanger Health System, University of Tennessee, Chattanooga (H.M.); the Department of Cardiac Electrophysiology and Research, St. Bernard's Heart and Vascular Center, Arrhythmia Research Group, Jonesboro, AR (D.G.N.); Institut de Cardiologie de Montréal, Montreal Heart Institute, Université de Montréal, Montréal (B.M.); Sentara Norfolk General Hospital, Norfolk, VA (J.G.); and the Department of Cardiology, Kepler University Hospital, Medical Faculty of the Johannes Kepler University Linz, Austria (K.S.).; Weinstock J; From the Department of Cardiology, Amsterdam University Medical Center, Amsterdam (R.E.K., L.V.A.B.), and the Department of Cardiology, St Antonius Ziekenhuis, Nieuwegein (L.V.A.B.) - both in the Netherlands; Emory University Section of Cardiac Electrophysiology, Atlanta (M.S.L., F.M.M.); University Hospital Southampton, Southampton (P.R.R.), the Department of Cardiology, Liverpool Heart and Chest Hospital, Liverpool (D.J.W.), and Leeds Teaching Hospitals NHS Trust, Leeds (C.P.), and Manchester Heart Centre, Manchester Royal Infirmary, Manchester (C.C.) - all in the United Kingdom; HonorHealth Cardiac Arrhythmia Group, HonorHealth Research Institute, Scottsdale, and the College of Medicine (R.D.) and Banner University Medical Center Phoenix (W.W.S.), University of Arizona, Phoenix - all in Arizona; the Department of Cardiovascular Medicine, Mayo Clinic, Rochester (P.A.F., Y.-M.C.), and Boston Scientific, St. Paul (J. West, E.M., B.S., A.J.B., J. Weinstock, K.M.S.) - both in Minnesota; the Department of Cardiology, Na Homolce Hospital, Prague, Czech Republic (P.N.); Department of Cardiology, School of Medical Sciences, Faculty of Medicine and Health, Örebro University, Örebro, Sweden (C.B.-L.); Heart Rhythm Clinic, San Rossore Hospital, Pisa, Italy (M.G.B.); CorVita Science Foundation, Chicago (M.C.B.); Departement de Cardiologie, Hôpital Privé du Confluent, Nantes (D.G.), and the Arrhythmia Unit, Cardiology Department, Heart and Lung Institute, Lille (C.M.) - both in France; Cardiac Electrophysiology, Drexel University (S.P.K.), and the Cardiovascular Division, Perelman School of Medicine at the University of Pennsylvania (D.S.F.), Philadelphia, and the Department of Cardiology, Saint Mary Medical Center, Langhorne (S.P.K.) - all in Pennsylvania; OhioHealth Heart and Vascular Physicians, Section of Cardiac Electrophysiology, Department of Cardiology, OhioHealth Riverside Methodist Hospital (A.K.A., E.Y.F.), and the Section of Cardiac Electrophysiology, Division of Cardiovascular Disease, Department of Internal Medicine, Ohio State University Wexner Medical Center (R.A.) Columbus, and the Cardiac Electrophysiology and Pacing Section, Department of Cardiovascular Medicine, Cleveland Clinic, Cleveland (T.D.C.); Northwell, Hyde Park (L.M.E.), the Cardiovascular Institute, Northwell Health Manhasset, Manhasset (L.M.E.), and Icahn School of Medicine, Mount Sinai, New York (M.A.M., V.Y.R.) - all in New York; Institut Clínic Cardiovascular, Hospital Clínic, Universitat de Barcelona, and Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, and Centro de Investigación Biomédica en Red, Enfermedades Cardiovasculares (CIBERCV), Madrid (J.M.T., L.M.); Baptist Health Lexington, Lexington, KY (J.D.A.); Erlanger Health System, University of Tennessee, Chattanooga (H.M.); the Department of Cardiac Electrophysiology and Research, St. Bernard's Heart and Vascular Center, Arrhythmia Research Group, Jonesboro, AR (D.G.N.); Institut de Cardiologie de Montréal, Montreal Heart Institute, Université de Montréal, Montréal (B.M.); Sentara Norfolk General Hospital, Norfolk, VA (J.G.); and the Department of Cardiology, Kepler University Hospital, Medical Faculty of the Johannes Kepler University Linz, Austria (K.S.).; Stein KM; From the Department of Cardiology, Amsterdam University Medical Center, Amsterdam (R.E.K., L.V.A.B.), and the Department of Cardiology, St Antonius Ziekenhuis, Nieuwegein (L.V.A.B.) - both in the Netherlands; Emory University Section of Cardiac Electrophysiology, Atlanta (M.S.L., F.M.M.); University Hospital Southampton, Southampton (P.R.R.), the Department of Cardiology, Liverpool Heart and Chest Hospital, Liverpool (D.J.W.), and Leeds Teaching Hospitals NHS Trust, Leeds (C.P.), and Manchester Heart Centre, Manchester Royal Infirmary, Manchester (C.C.) - all in the United Kingdom; HonorHealth Cardiac Arrhythmia Group, HonorHealth Research Institute, Scottsdale, and the College of Medicine (R.D.) and Banner University Medical Center Phoenix (W.W.S.), University of Arizona, Phoenix - all in Arizona; the Department of Cardiovascular Medicine, Mayo Clinic, Rochester (P.A.F., Y.-M.C.), and Boston Scientific, St. Paul (J. West, E.M., B.S., A.J.B., J. Weinstock, K.M.S.) - both in Minnesota; the Department of Cardiology, Na Homolce Hospital, Prague, Czech Republic (P.N.); Department of Cardiology, School of Medical Sciences, Faculty of Medicine and Health, Örebro University, Örebro, Sweden (C.B.-L.); Heart Rhythm Clinic, San Rossore Hospital, Pisa, Italy (M.G.B.); CorVita Science Foundation, Chicago (M.C.B.); Departement de Cardiologie, Hôpital Privé du Confluent, Nantes (D.G.), and the Arrhythmia Unit, Cardiology Department, Heart and Lung Institute, Lille (C.M.) - both in France; Cardiac Electrophysiology, Drexel University (S.P.K.), and the Cardiovascular Division, Perelman School of Medicine at the University of Pennsylvania (D.S.F.), Philadelphia, and the Department of Cardiology, Saint Mary Medical Center, Langhorne (S.P.K.) - all in Pennsylvania; OhioHealth Heart and Vascular Physicians, Section of Cardiac Electrophysiology, Department of Cardiology, OhioHealth Riverside Methodist Hospital (A.K.A., E.Y.F.), and the Section of Cardiac Electrophysiology, Division of Cardiovascular Disease, Department of Internal Medicine, Ohio State University Wexner Medical Center (R.A.) Columbus, and the Cardiac Electrophysiology and Pacing Section, Department of Cardiovascular Medicine, Cleveland Clinic, Cleveland (T.D.C.); Northwell, Hyde Park (L.M.E.), the Cardiovascular Institute, Northwell Health Manhasset, Manhasset (L.M.E.), and Icahn School of Medicine, Mount Sinai, New York (M.A.M., V.Y.R.) - all in New York; Institut Clínic Cardiovascular, Hospital Clínic, Universitat de Barcelona, and Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, and Centro de Investigación Biomédica en Red, Enfermedades Cardiovasculares (CIBERCV), Madrid (J.M.T., L.M.); Baptist Health Lexington, Lexington, KY (J.D.A.); Erlanger Health System, University of Tennessee, Chattanooga (H.M.); the Department of Cardiac Electrophysiology and Research, St. Bernard's Heart and Vascular Center, Arrhythmia Research Group, Jonesboro, AR (D.G.N.); Institut de Cardiologie de Montréal, Montreal Heart Institute, Université de Montréal, Montréal (B.M.); Sentara Norfolk General Hospital, Norfolk, VA (J.G.); and the Department of Cardiology, Kepler University Hospital, Medical Faculty of the Johannes Kepler University Linz, Austria (K.S.).; Reddy VY; From the Department of Cardiology, Amsterdam University Medical Center, Amsterdam (R.E.K., L.V.A.B.), and the Department of Cardiology, St Antonius Ziekenhuis, Nieuwegein (L.V.A.B.) - both in the Netherlands; Emory University Section of Cardiac Electrophysiology, Atlanta (M.S.L., F.M.M.); University Hospital Southampton, Southampton (P.R.R.), the Department of Cardiology, Liverpool Heart and Chest Hospital, Liverpool (D.J.W.), and Leeds Teaching Hospitals NHS Trust, Leeds (C.P.), and Manchester Heart Centre, Manchester Royal Infirmary, Manchester (C.C.) - all in the United Kingdom; HonorHealth Cardiac Arrhythmia Group, HonorHealth Research Institute, Scottsdale, and the College of Medicine (R.D.) and Banner University Medical Center Phoenix (W.W.S.), University of Arizona, Phoenix - all in Arizona; the Department of Cardiovascular Medicine, Mayo Clinic, Rochester (P.A.F., Y.-M.C.), and Boston Scientific, St. Paul (J. West, E.M., B.S., A.J.B., J. Weinstock, K.M.S.) - both in Minnesota; the Department of Cardiology, Na Homolce Hospital, Prague, Czech Republic (P.N.); Department of Cardiology, School of Medical Sciences, Faculty of Medicine and Health, Örebro University, Örebro, Sweden (C.B.-L.); Heart Rhythm Clinic, San Rossore Hospital, Pisa, Italy (M.G.B.); CorVita Science Foundation, Chicago (M.C.B.); Departement de Cardiologie, Hôpital Privé du Confluent, Nantes (D.G.), and the Arrhythmia Unit, Cardiology Department, Heart and Lung Institute, Lille (C.M.) - both in France; Cardiac Electrophysiology, Drexel University (S.P.K.), and the Cardiovascular Division, Perelman School of Medicine at the University of Pennsylvania (D.S.F.), Philadelphia, and the Department of Cardiology, Saint Mary Medical Center, Langhorne (S.P.K.) - all in Pennsylvania; OhioHealth Heart and Vascular Physicians, Section of Cardiac Electrophysiology, Department of Cardiology, OhioHealth Riverside Methodist Hospital (A.K.A., E.Y.F.), and the Section of Cardiac Electrophysiology, Division of Cardiovascular Disease, Department of Internal Medicine, Ohio State University Wexner Medical Center (R.A.) Columbus, and the Cardiac Electrophysiology and Pacing Section, Department of Cardiovascular Medicine, Cleveland Clinic, Cleveland (T.D.C.); Northwell, Hyde Park (L.M.E.), the Cardiovascular Institute, Northwell Health Manhasset, Manhasset (L.M.E.), and Icahn School of Medicine, Mount Sinai, New York (M.A.M., V.Y.R.) - all in New York; Institut Clínic Cardiovascular, Hospital Clínic, Universitat de Barcelona, and Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, and Centro de Investigación Biomédica en Red, Enfermedades Cardiovasculares (CIBERCV), Madrid (J.M.T., L.M.); Baptist Health Lexington, Lexington, KY (J.D.A.); Erlanger Health System, University of Tennessee, Chattanooga (H.M.); the Department of Cardiac Electrophysiology and Research, St. Bernard's Heart and Vascular Center, Arrhythmia Research Group, Jonesboro, AR (D.G.N.); Institut de Cardiologie de Montréal, Montreal Heart Institute, Université de Montréal, Montréal (B.M.); Sentara Norfolk General Hospital, Norfolk, VA (J.G.); and the Department of Cardiology, Kepler University Hospital, Medical Faculty of the Johannes Kepler University Linz, Austria (K.S.).; Mont L; From the Department of Cardiology, Amsterdam University Medical Center, Amsterdam (R.E.K., L.V.A.B.), and the Department of Cardiology, St Antonius Ziekenhuis, Nieuwegein (L.V.A.B.) - both in the Netherlands; Emory University Section of Cardiac Electrophysiology, Atlanta (M.S.L., F.M.M.); University Hospital Southampton, Southampton (P.R.R.), the Department of Cardiology, Liverpool Heart and Chest Hospital, Liverpool (D.J.W.), and Leeds Teaching Hospitals NHS Trust, Leeds (C.P.), and Manchester Heart Centre, Manchester Royal Infirmary, Manchester (C.C.) - all in the United Kingdom; HonorHealth Cardiac Arrhythmia Group, HonorHealth Research Institute, Scottsdale, and the College of Medicine (R.D.) and Banner University Medical Center Phoenix (W.W.S.), University of Arizona, Phoenix - all in Arizona; the Department of Cardiovascular Medicine, Mayo Clinic, Rochester (P.A.F., Y.-M.C.), and Boston Scientific, St. Paul (J. West, E.M., B.S., A.J.B., J. Weinstock, K.M.S.) - both in Minnesota; the Department of Cardiology, Na Homolce Hospital, Prague, Czech Republic (P.N.); Department of Cardiology, School of Medical Sciences, Faculty of Medicine and Health, Örebro University, Örebro, Sweden (C.B.-L.); Heart Rhythm Clinic, San Rossore Hospital, Pisa, Italy (M.G.B.); CorVita Science Foundation, Chicago (M.C.B.); Departement de Cardiologie, Hôpital Privé du Confluent, Nantes (D.G.), and the Arrhythmia Unit, Cardiology Department, Heart and Lung Institute, Lille (C.M.) - both in France; Cardiac Electrophysiology, Drexel University (S.P.K.), and the Cardiovascular Division, Perelman School of Medicine at the University of Pennsylvania (D.S.F.), Philadelphia, and the Department of Cardiology, Saint Mary Medical Center, Langhorne (S.P.K.) - all in Pennsylvania; OhioHealth Heart and Vascular Physicians, Section of Cardiac Electrophysiology, Department of Cardiology, OhioHealth Riverside Methodist Hospital (A.K.A., E.Y.F.), and the Section of Cardiac Electrophysiology, Division of Cardiovascular Disease, Department of Internal Medicine, Ohio State University Wexner Medical Center (R.A.) Columbus, and the Cardiac Electrophysiology and Pacing Section, Department of Cardiovascular Medicine, Cleveland Clinic, Cleveland (T.D.C.); Northwell, Hyde Park (L.M.E.), the Cardiovascular Institute, Northwell Health Manhasset, Manhasset (L.M.E.), and Icahn School of Medicine, Mount Sinai, New York (M.A.M., V.Y.R.) - all in New York; Institut Clínic Cardiovascular, Hospital Clínic, Universitat de Barcelona, and Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, and Centro de Investigación Biomédica en Red, Enfermedades Cardiovasculares (CIBERCV), Madrid (J.M.T., L.M.); Baptist Health Lexington, Lexington, KY (J.D.A.); Erlanger Health System, University of Tennessee, Chattanooga (H.M.); the Department of Cardiac Electrophysiology and Research, St. Bernard's Heart and Vascular Center, Arrhythmia Research Group, Jonesboro, AR (D.G.N.); Institut de Cardiologie de Montréal, Montreal Heart Institute, Université de Montréal, Montréal (B.M.); Sentara Norfolk General Hospital, Norfolk, VA (J.G.); and the Department of Cardiology, Kepler University Hospital, Medical Faculty of the Johannes Kepler University Linz, Austria (K.S.).

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

Fegan G; Swansea Trial Unit, Swansea University Medical School, Singleton Park, Swansea, United Kingdom SA2 8PP.; Tod D; Swansea Trial Unit, Swansea University Medical School, Singleton Park, Swansea, United Kingdom SA2 8PP.; Downing A; Department of Haematology, University Hospital of Wales, Heath Park, Cardiff, United Kingdom, CF14 4XW.; Elmusharaf N; Department of Haematology, University Hospital of Wales, Heath Park, Cardiff, United Kingdom, CF14 4XW.; Pepper C; Brighton and Sussex Medical School, University of Sussex. Brighton, United Kingdom, BN1 9PX.; Fegan C; Institute of Cancer and Genetics, School of Medicine, Cardiff University, Heath Park, Cardiff, Wales, United Kingdom CF144XN. Fegancd1@cardiff.ac.uk.

Publisher: Ferrata Storti Foundation Country of Publication: Italy NLM ID: 0417435 Publication Model: Electronic Cited Medium: Internet ISSN: 1592-8721 (Electronic) Linking ISSN: 03906078 NLM ISO Abbreviation: Haematologica Subsets: MEDLINE

Walsh ME; Evelina London Childrens' Hospital, London, UK.; Retzler R; Evelina London Childrens' Hospital, London, UK.; Huang J; Evelina London Childrens' Hospital, London, UK.; Daglish A; Evelina London Childrens' Hospital, London, UK.; Tweedie D; Evelina London Childrens' Hospital, London, UK.; Pepper C; Evelina London Childrens' Hospital, London, UK.

Publisher: Blackwell Scientific Publications Country of Publication: England NLM ID: 101247023 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1749-4486 (Electronic) Linking ISSN: 17494478 NLM ISO Abbreviation: Clin Otolaryngol Subsets: MEDLINE

Messeder SJ; Department of Cardiovascular Sciences, University of Leicester, NIHR Leicester Biomedical Research Centre, Glenfield Hospital, Leicester, UK; Leicester Vascular Institute, University Hospitals of Leicester, Glenfield Hospital, Leicester, UK; British Heart Foundation, Clinical Research Training Fellow, Leicester, UK. Electronic address: sjm104@leicester.ac.uk.; López-Peña G; Leicester Vascular Institute, University Hospitals of Leicester, Glenfield Hospital, Leicester, UK.; Pepper C; Library and Information Services, University Hospitals of Leicester NHS Trust, Leicester Royal Infirmary, Leicester, UK.; Saratzis A; Department of Cardiovascular Sciences, University of Leicester, NIHR Leicester Biomedical Research Centre, Glenfield Hospital, Leicester, UK; Leicester Vascular Institute, University Hospitals of Leicester, Glenfield Hospital, Leicester, UK.

Publisher: Elsevier Country of Publication: England NLM ID: 9512728 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1532-2165 (Electronic) Linking ISSN: 10785884 NLM ISO Abbreviation: Eur J Vasc Endovasc Surg