부산대학교 도서관

Kolk MZH; Department of Clinical and Experimental Cardiology, Heart Center, Amsterdam UMC Location University of Amsterdam, Meibergdreef 9, Amsterdam, 1105 AZ, The Netherlands.; Amsterdam Cardiovascular Sciences, Heart Failure & Arrhythmias, Amsterdam, The Netherlands.; Ruipérez-Campillo S; Department of Medicine and Cardiovascular Institute, Stanford University, Stanford, CA, USA.; Department of Computer Science (D-INFK), Swiss Federal Institute of Technology (ETH) Zurich, Gloriastrasse 35, Zurich, Switzerland.; Allaart CP; Department of Cardiology, Amsterdam UMC, Location VU Medical Center, De Boelelaan 1118, Amsterdam, The Netherlands.; Wilde AAM; Department of Clinical and Experimental Cardiology, Heart Center, Amsterdam UMC Location University of Amsterdam, Meibergdreef 9, Amsterdam, 1105 AZ, The Netherlands.; Amsterdam Cardiovascular Sciences, Heart Failure & Arrhythmias, Amsterdam, The Netherlands.; Knops RE; Department of Clinical and Experimental Cardiology, Heart Center, Amsterdam UMC Location University of Amsterdam, Meibergdreef 9, Amsterdam, 1105 AZ, The Netherlands.; Amsterdam Cardiovascular Sciences, Heart Failure & Arrhythmias, Amsterdam, The Netherlands.; Narayan SM; Department of Medicine and Cardiovascular Institute, Stanford University, Stanford, CA, USA.; Tjong FVY; Department of Clinical and Experimental Cardiology, Heart Center, Amsterdam UMC Location University of Amsterdam, Meibergdreef 9, Amsterdam, 1105 AZ, The Netherlands. f.v.tjong@amsterdamumc.nl.; Amsterdam Cardiovascular Sciences, Heart Failure & Arrhythmias, Amsterdam, The Netherlands. f.v.tjong@amsterdamumc.nl.; Department of Medicine and Cardiovascular Institute, Stanford University, Stanford, CA, USA. f.v.tjong@amsterdamumc.nl.

Publisher: Nature Publishing Group Country of Publication: England NLM ID: 101563288 Publication Model: Electronic Cited Medium: Internet ISSN: 2045-2322 (Electronic) Linking ISSN: 20452322 NLM ISO Abbreviation: Sci Rep Subsets: MEDLINE

Dijkshoorn LA; Department of Cardiology, Amsterdam UMC, Heart Center, Amsterdam Cardiovascular Sciences, Heart Failure & Arrhythmias, Amsterdam, The Netherlands.; Smeding L; Department of Cardiology, Amsterdam UMC, Heart Center, Amsterdam Cardiovascular Sciences, Heart Failure & Arrhythmias, Amsterdam, The Netherlands.; Pepplinkhuizen S; Department of Cardiology, Amsterdam UMC, Heart Center, Amsterdam Cardiovascular Sciences, Heart Failure & Arrhythmias, Amsterdam, The Netherlands.; de Veld JA; Department of Cardiology, Amsterdam UMC, Heart Center, Amsterdam Cardiovascular Sciences, Heart Failure & Arrhythmias, Amsterdam, The Netherlands.; Knops RE; Department of Cardiology, Amsterdam UMC, Heart Center, Amsterdam Cardiovascular Sciences, Heart Failure & Arrhythmias, Amsterdam, The Netherlands.; Olde Nordkamp LRA; Department of Cardiology, Amsterdam UMC, Heart Center, Amsterdam Cardiovascular Sciences, Heart Failure & Arrhythmias, Amsterdam, The Netherlands. Electronic address: l.r.oldenordkamp@amsterdamumc.nl.

Publisher: Elsevier Country of Publication: United States NLM ID: 101200317 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1556-3871 (Electronic) Linking ISSN: 15475271 NLM ISO Abbreviation: Heart Rhythm Subsets: MEDLINE

Knops RE; Amsterdam UMC location University of Amsterdam, Heart Center, Department of Cardiology, Amsterdam Cardiovascular Sciences Heart Failure & Arrhythmias, Amsterdam, The Netherlands. Electronic address: r.e.knops@amsterdamumc.nl.; El-Chami MF; Division of Cardiology Section of Electrophysiology, Emory University, Atlanta, Georgia.; Marquie C; CHU de Lille, Department of Cardiology, Lille, France.; Nordbeck P; Department of Internal Medicine I, University and University Hospital Würzburg, Würzburg, Germany.; Quast ABE; Amsterdam UMC location University of Amsterdam, Heart Center, Department of Cardiology, Amsterdam Cardiovascular Sciences Heart Failure & Arrhythmias, Amsterdam, The Netherlands.; Tilz RR; Department of Rhythmology, University Heart Center Lübeck, University Hospital Schleswig-Holstein, Lübeck, Germany.; Brouwer TF; Amsterdam UMC location University of Amsterdam, Heart Center, Department of Cardiology, Amsterdam Cardiovascular Sciences Heart Failure & Arrhythmias, Amsterdam, The Netherlands.; Lambiase PD; Office of the Director of Clinical Electrophysiology Research and Lead for Inherited Arrhythmia Specialist Services, University College London and Barts Heart Centre, London, United Kingdom.; Cassidy CJ; Lancashire Cardiac Centre, Blackpool Teaching Hospitals NHS Trust, Blackpool, United Kingdom.; Boersma LVA; Amsterdam UMC location University of Amsterdam, Heart Center, Department of Cardiology, Amsterdam Cardiovascular Sciences Heart Failure & Arrhythmias, Amsterdam, The Netherlands; Department of Cardiology, St. Antonius Hospital, Nieuwegein, The Netherlands.; Burke MC; CorVita Science Foundation, Chicago, Illinois.; Pepplinkhuizen S; Amsterdam UMC location University of Amsterdam, Heart Center, Department of Cardiology, Amsterdam Cardiovascular Sciences Heart Failure & Arrhythmias, Amsterdam, The Netherlands.; de Veld JA; Amsterdam UMC location University of Amsterdam, Heart Center, Department of Cardiology, Amsterdam Cardiovascular Sciences Heart Failure & Arrhythmias, Amsterdam, The Netherlands.; de Weger A; Amsterdam UMC location University of Amsterdam, Heart Center, Department of Cardiology, Amsterdam Cardiovascular Sciences Heart Failure & Arrhythmias, Amsterdam, The Netherlands.; Bracke FALE; Department of Electrophysiology, Catharina Hospital Eindhoven, Eindhoven, The Netherlands.; Manyam H; Department of Cardiology Erlanger Health System, University of Tennessee, Chattanooga, Tennessee.; Probst V; Service de Cardiologie, L'institut du thorax, CHU Nantes, Nantes, France.; Betts TR; Oxford Biomedical Research Centre, Oxford University Hospitals NHS Trust, Oxford, United Kingdom.; Bijsterveld NR; Amsterdam UMC location University of Amsterdam, Heart Center, Department of Cardiology, Amsterdam Cardiovascular Sciences Heart Failure & Arrhythmias, Amsterdam, The Netherlands; Department of Cardiology, Flevoziekenhuis, Almere, The Netherlands.; Defaye P; Service de Cardiologie, Centre hospitalier universitaire, Grenoble, France.; Demming T; Department of Internal Medicine III, Cardiology, Angiology, and Critical Care, University Hospital Schleswig-Holstein, Campus Kiel, Kiel, Germany.; Elders J; Department of Cardiology, Canisius Wilhelminahospital, Nijmegen, The Netherlands.; Field DC; Cardiology, Essex Cardiothoracic Centre, Mid and South Essex NHS Foundation Trust, Basildon, United Kingdom.; Ghani A; Department of Cardiology, Isala Heart Centre, Zwolle, The Netherlands.; Golovchiner G; Department of Cardiology, Rabin Medical Center, Petah Tikva, Israel.; de Jong JSSG; Department of Cardiology, OLVG, Amsterdam, The Netherlands.; Lewis N; Department of Cardiology, Sheffield Teaching Hospitals NHS Foundation Trust, Sheffield, United Kingdom.; Marijon E; Division of Cardiology, European Georges Pompidou Hospital, Paris, France.; Martin CA; Department of Cardiology, Royal Papworth Hospital, Cambridge, United Kingdom.; Miller MA; Icahn School of Medicine at Mount Sinai, Mount Sinai Hospital, New York, New York.; Shaik NA; Department of Cardiac Electrophysiology, Advent Health Orlando, Orlando, Florida.; van der Stuijt W; Amsterdam UMC location University of Amsterdam, Heart Center, Department of Cardiology, Amsterdam Cardiovascular Sciences Heart Failure & Arrhythmias, Amsterdam, The Netherlands.; Kuschyk J; First Department of Medicine, University Medical Center Mannheim, Mannheim, Germany; First Department of Medicine-Cardiology, University Medical Center Mannheim, and the German Center for Cardiovascular Research Partner Site Heidelberg-Mannheim, Mannheim, Germany.; Olde Nordkamp LRA; Amsterdam UMC location University of Amsterdam, Heart Center, Department of Cardiology, Amsterdam Cardiovascular Sciences Heart Failure & Arrhythmias, Amsterdam, The Netherlands.; Arya A; New Cross Hospital, Heart and Lung Centre, Division of Electrophysiology and Devices, Royal Wolverhampton NHS Trust, Wolverhampton, United Kingdom.; Borger van der Burg AE; Department of Cardiology, Medisch Centrum Leeuwarden, Leeuwarden, The Netherlands.; Boveda S; Heart Rhythm Department, Clinique Pasteur, Toulouse, France.; van Doorn DJ; Department of Cardiology, Spaarne Gasthuis, Hoofddorp, The Netherlands.; Glikson M; Jesselson Integrated Heart Center, Shaare Zedek Medical Center, Jerusalem, Israel.; Kaiser L; Department of Cardiology and Critical Care Medicine, Asklepios Klinik St. Georg, Hamburg, Germany.; Maass AH; Department of Cardiology, University Medical Center Groningen, Groningen, The Netherlands.; van Woerkens LJPM; Albert Schweitzer Ziekenhuis, Dordrecht, The Netherlands.; Zaidi A; Manchester Heart Centre, Central Manchester University Hospitals NHS Foundation Trust, Manchester Academic Health Sciences Centre, Manchester, United Kingdom.; Wilde AAM; Amsterdam UMC location University of Amsterdam, Heart Center, Department of Cardiology, Amsterdam Cardiovascular Sciences Heart Failure & Arrhythmias, Amsterdam, The Netherlands.; Smeding L; Amsterdam UMC location University of Amsterdam, Heart Center, Department of Cardiology, Amsterdam Cardiovascular Sciences Heart Failure & Arrhythmias, Amsterdam, The Netherlands.

Publisher: Elsevier Country of Publication: United States NLM ID: 101200317 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1556-3871 (Electronic) Linking ISSN: 15475271 NLM ISO Abbreviation: Heart Rhythm Subsets: MEDLINE

Hopman LHGA; Department of Cardiology, Amsterdam UMC, Amsterdam, The Netherlands.; Amsterdam Cardiovascular Sciences, Amsterdam, The Netherlands.; Baalman SWE; Department of Cardiology, Amsterdam UMC, Amsterdam, The Netherlands.; Amsterdam Cardiovascular Sciences, Amsterdam, The Netherlands.; de Groot JR; Department of Cardiology, Amsterdam UMC, Amsterdam, The Netherlands.; Amsterdam Cardiovascular Sciences, Amsterdam, The Netherlands.; Knops RE; Department of Cardiology, Amsterdam UMC, Amsterdam, The Netherlands.; Amsterdam Cardiovascular Sciences, Amsterdam, The Netherlands.; van Halm VP; Department of Cardiology, Amsterdam UMC, Amsterdam, The Netherlands. v.p.vanhalm@amsterdamumc.nl.; Amsterdam Cardiovascular Sciences, Amsterdam, The Netherlands. v.p.vanhalm@amsterdamumc.nl.

Publisher: Springer Country of Publication: Netherlands NLM ID: 9708966 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1572-8595 (Electronic) Linking ISSN: 1383875X NLM ISO Abbreviation: J Interv Card Electrophysiol 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

Rao BR; Division of Cardiology, Department of Medicine, Emory University School of Medicine, Atlanta, Georgia. Electronic address: brrao@emory.edu.; Jain V; Division of Cardiology, Department of Medicine, Emory University School of Medicine, Atlanta, Georgia.; Mekary W; Division of Cardiology, Department of Medicine, Emory University School of Medicine, Atlanta, Georgia.; Ibrahim R; Division of Cardiology, Department of Medicine, Emory University School of Medicine, Atlanta, Georgia.; Bhatia NK; Division of Cardiology, Department of Medicine, Emory University School of Medicine, Atlanta, Georgia.; El Chami M; Division of Cardiology, Department of Medicine, Emory University School of Medicine, Atlanta, Georgia.; Knops RE; Department of Cardiology, Amsterdam University Medical Center, Amsterdam, The Netherlands.; Lloyd MS; Division of Cardiology, Department of Medicine, Emory University School of Medicine, Atlanta, Georgia.

Publisher: Elsevier Country of Publication: United States NLM ID: 101200317 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1556-3871 (Electronic) Linking ISSN: 15475271 NLM ISO Abbreviation: Heart Rhythm Subsets: MEDLINE

Hindricks G; Deutsches Herzzentrum der Charite, Berlin, Germany.; Doshi R; HonorHealth Cardiac Arrhythmia Group, Scottsdale, Arizona.; Defaye P; Centre Hospitalier Universitaire Grenoble Alpes, Grenoble, France.; Exner DV; Foothills Medical Centre, Calgary, Canada.; Reddy VY; Mount Sinai Fuster Heart Hospital, New York, New York.; Knops RE; Amsterdam UMC, Amsterdam, The Netherlands.; Canby R; Texas Cardiac Arrhythmia Institute, Austin, Texas.; Shoda M; Tokyo Women's Medical University, Tokyo, Japan.; Bongiorni MG; San Rossore Private Hospital and Medical Center, Pisa, Italy.; Neužil P; Na Homolce Hospital, Prague, Czech Republic.; Callahan T; Cleveland Clinic Foundation, Cleveland, Ohio.; Sundaram S; South Denver Cardiology, Littleton, Colorado.; Badie N; Abbott, Sylmar, California.; Ip JE; Weill Cornell Medicine/New York Presbyterian Hospital, New York, New York. Electronic address: jei9008@med.cornell.edu.

Publisher: Elsevier Country of Publication: United States NLM ID: 101200317 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1556-3871 (Electronic) Linking ISSN: 15475271 NLM ISO Abbreviation: Heart Rhythm Subsets: MEDLINE

van der Stuijt W; Amsterdam UMC Location University of Amsterdam, Department of Cardiology, Amsterdam Cardiovascular Sciences, Heart Failure and Arrhythmias, Meibergdreef 9, 1105AZ Amsterdam, the Netherlands. Electronic address: w.vanderstuijt@amsterdamumc.nl.; Pepplinkhuizen S; Amsterdam UMC Location University of Amsterdam, Department of Cardiology, Amsterdam Cardiovascular Sciences, Heart Failure and Arrhythmias, Meibergdreef 9, 1105AZ Amsterdam, the Netherlands.; de Veld JA; Amsterdam UMC Location University of Amsterdam, Department of Cardiology, Amsterdam Cardiovascular Sciences, Heart Failure and Arrhythmias, Meibergdreef 9, 1105AZ Amsterdam, the Netherlands.; Quast ABE; Amsterdam UMC Location University of Amsterdam, Department of Cardiology, Amsterdam Cardiovascular Sciences, Heart Failure and Arrhythmias, Meibergdreef 9, 1105AZ Amsterdam, the Netherlands.; van Halm VP; Amsterdam UMC, Location VUmc, Department of Cardiology, Boelelaan 1117, 1081 HV Amsterdam, the Netherlands.; Bijsterveld NR; Amsterdam UMC Location University of Amsterdam, Department of Cardiology, Amsterdam Cardiovascular Sciences, Heart Failure and Arrhythmias, Meibergdreef 9, 1105AZ Amsterdam, the Netherlands.; Olde Nordkamp LRA; Amsterdam UMC Location University of Amsterdam, Department of Cardiology, Amsterdam Cardiovascular Sciences, Heart Failure and Arrhythmias, Meibergdreef 9, 1105AZ Amsterdam, the Netherlands.; Wilde AAM; Amsterdam UMC Location University of Amsterdam, Department of Cardiology, Amsterdam Cardiovascular Sciences, Heart Failure and Arrhythmias, Meibergdreef 9, 1105AZ Amsterdam, the Netherlands.; Smeding L; Amsterdam UMC Location University of Amsterdam, Department of Cardiology, Amsterdam Cardiovascular Sciences, Heart Failure and Arrhythmias, Meibergdreef 9, 1105AZ Amsterdam, the Netherlands.; Knops RE; Amsterdam UMC Location University of Amsterdam, Department of Cardiology, Amsterdam Cardiovascular Sciences, Heart Failure and Arrhythmias, Meibergdreef 9, 1105AZ Amsterdam, the Netherlands.

Publisher: Elsevier Country of Publication: Netherlands NLM ID: 8200291 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1874-1754 (Electronic) Linking ISSN: 01675273 NLM ISO Abbreviation: Int J Cardiol Subsets: MEDLINE

Chorin E; Department of Cardiology, Tel Aviv Sourasky Medical Center and Sackler School of Medicine, Tel Aviv University, Tel Aviv, Israel.; Lampert R; Department of Medicine, Yale School of Medicine, New Haven, Connecticut.; Bijsterveld NR; Department of Cardiology, Academic Medical Center, Amsterdam, the Netherlands.; Knops RE; Department of Cardiology, Academic Medical Center, Amsterdam, the Netherlands.; Wilde AAM; Department of Cardiology, Academic Medical Center, Amsterdam, the Netherlands.; Heidbuchel H; Department of Cardiology, Antwerp University Hospital, Antwerp, Belgium.; Department of Cardiovascular Sciences, University of Antwerp, Antwerp, Belgium.; Krahn A; Division of Cardiology, Center for Heart Lung Innovation, St. Paul's Hospital, Vancouver, British Columbia, Canada.; Goldenberg I; Department of Medicine, Cardiology Division, University of Rochester Medical Center, Rochester, New York.; Rosso R; Department of Cardiology, Tel Aviv Sourasky Medical Center and Sackler School of Medicine, Tel Aviv University, Tel Aviv, Israel.; Viskin D; Department of Cardiology, Tel Aviv Sourasky Medical Center and Sackler School of Medicine, Tel Aviv University, Tel Aviv, Israel.; Frydman S; Department of Cardiology, Tel Aviv Sourasky Medical Center and Sackler School of Medicine, Tel Aviv University, Tel Aviv, Israel.; Lupu L; Department of Cardiology, Tel Aviv Sourasky Medical Center and Sackler School of Medicine, Tel Aviv University, Tel Aviv, Israel.; Viskin S; Department of Cardiology, Tel Aviv Sourasky Medical Center and Sackler School of Medicine, Tel Aviv University, Tel Aviv, Israel.

Publisher: Elsevier Inc Country of Publication: United States NLM ID: 101768511 Publication Model: eCollection Cited Medium: Internet ISSN: 2666-5018 (Electronic) Linking ISSN: 26665018 NLM ISO Abbreviation: Heart Rhythm O2 Subsets: PubMed not MEDLINE

Breeman KTN; Dijkshoorn LA; Wilde AAM; Tjong FVY; Knops RE

Publisher: Elsevier Australia Country of Publication: Australia NLM ID: 100963739 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1444-2892 (Electronic) Linking ISSN: 14439506 NLM ISO Abbreviation: Heart Lung Circ Subsets: PubMed not MEDLINE; MEDLINE