Quality of Life in Subcutaneous or Transvenous Implantable Cardioverter-Defibrillator Patients: A Secondary Analysis of the PRAETORIAN Trial.

Autor: Knops RE; Department of Cardiology, Amsterdam Cardiovascular Sciences Heart Failure and Arrhythmias, Amsterdam University Medical Centers Location University of Amsterdam, Heart Center, the Netherlands (R.E.K., J.A.d.V., L.V.A.B., T.F.B., S.P., A.-F.B.E.Q., L.S., W.v.d.S., A.d.W., J.R.d.G., K.M.K., J.G.P.T., A.A.M.W., L.R.A.O.N.)., de Veld JA; Department of Cardiology, Amsterdam Cardiovascular Sciences Heart Failure and Arrhythmias, Amsterdam University Medical Centers Location University of Amsterdam, Heart Center, the Netherlands (R.E.K., J.A.d.V., L.V.A.B., T.F.B., S.P., A.-F.B.E.Q., L.S., W.v.d.S., A.d.W., J.R.d.G., K.M.K., J.G.P.T., A.A.M.W., L.R.A.O.N.)., Ghani A; Department of Cardiology, Isala Heart Centre, Zwolle, the Netherlands (A.G.)., Boersma LVA; Department of Cardiology, Amsterdam Cardiovascular Sciences Heart Failure and Arrhythmias, Amsterdam University Medical Centers Location University of Amsterdam, Heart Center, the Netherlands (R.E.K., J.A.d.V., L.V.A.B., T.F.B., S.P., A.-F.B.E.Q., L.S., W.v.d.S., A.d.W., J.R.d.G., K.M.K., J.G.P.T., A.A.M.W., L.R.A.O.N.).; Department of Cardiology, St. Antonius Hospital, Nieuwegein, the Netherlands (L.V.A.B.)., Kuschyk J; First Department of Medicine, University Medical Center Mannheim, Germany (J.K.).; German Center for Cardiovascular Research, Partner Site Heidelberg, Mannheim, Germany (J.K.)., El Chami MF; Division of Cardiology, Section of Electrophysiology, Emory University, Atlanta, GA (M.F.E.C.)., Bonnemeier H; Klinik für Innere Medizin III, Schwerpunkt Kardiologie und Angiologie, Universitätsklinikum Schleswig-Holstein, Campus Kiel, Germany (H.B.)., Behr ER; St George's University of London, United Kingdom (E.R.B.).; St George's University Hospitals NHS Foundation Trust, London, United Kingdom (E.R.B.)., Brouwer TF; Department of Cardiology, Amsterdam Cardiovascular Sciences Heart Failure and Arrhythmias, Amsterdam University Medical Centers Location University of Amsterdam, Heart Center, the Netherlands (R.E.K., J.A.d.V., L.V.A.B., T.F.B., S.P., A.-F.B.E.Q., L.S., W.v.d.S., A.d.W., J.R.d.G., K.M.K., J.G.P.T., A.A.M.W., L.R.A.O.N.)., Kääb S; Department of Medicine I, Ludwig-Maximillians University Hospital, München, Germany (S.K.).; German Center for Cardiovascular Research, Munich Heart Alliance, Germany (S.K.).; European Reference Network for Rare, Low Prevalence and Complex Diseases of the Heart (S.K., A.A.M.W.)., Mittal S; The Valley Health System, Ridgewood, NJ (S.M.)., Pepplinkhuizen S; Department of Cardiology, Amsterdam Cardiovascular Sciences Heart Failure and Arrhythmias, Amsterdam University Medical Centers Location University of Amsterdam, Heart Center, the Netherlands (R.E.K., J.A.d.V., L.V.A.B., T.F.B., S.P., A.-F.B.E.Q., L.S., W.v.d.S., A.d.W., J.R.d.G., K.M.K., J.G.P.T., A.A.M.W., L.R.A.O.N.)., Quast ABE; Department of Cardiology, Amsterdam Cardiovascular Sciences Heart Failure and Arrhythmias, Amsterdam University Medical Centers Location University of Amsterdam, Heart Center, the Netherlands (R.E.K., J.A.d.V., L.V.A.B., T.F.B., S.P., A.-F.B.E.Q., L.S., W.v.d.S., A.d.W., J.R.d.G., K.M.K., J.G.P.T., A.A.M.W., L.R.A.O.N.)., Smeding L; Department of Cardiology, Amsterdam Cardiovascular Sciences Heart Failure and Arrhythmias, Amsterdam University Medical Centers Location University of Amsterdam, Heart Center, the Netherlands (R.E.K., J.A.d.V., L.V.A.B., T.F.B., S.P., A.-F.B.E.Q., L.S., W.v.d.S., A.d.W., J.R.d.G., K.M.K., J.G.P.T., A.A.M.W., L.R.A.O.N.)., van der Stuijt W; Department of Cardiology, Amsterdam Cardiovascular Sciences Heart Failure and Arrhythmias, Amsterdam University Medical Centers Location University of Amsterdam, Heart Center, the Netherlands (R.E.K., J.A.d.V., L.V.A.B., T.F.B., S.P., A.-F.B.E.Q., L.S., W.v.d.S., A.d.W., J.R.d.G., K.M.K., J.G.P.T., A.A.M.W., L.R.A.O.N.)., de Weger A; Department of Cardiology, Amsterdam Cardiovascular Sciences Heart Failure and Arrhythmias, Amsterdam University Medical Centers Location University of Amsterdam, Heart Center, the Netherlands (R.E.K., J.A.d.V., L.V.A.B., T.F.B., S.P., A.-F.B.E.Q., L.S., W.v.d.S., A.d.W., J.R.d.G., K.M.K., J.G.P.T., A.A.M.W., L.R.A.O.N.)., Bijsterveld NR; Department of Cardiology, Flevoziekenhuis, Almere, the Netherlands (N.R.B.)., Richter S; Department of Electrophysiology, Heart Center at University of Leipzig, Germany (S.R.).; Heart Surgery, Heart Center Dresden, Carl Gustav Carus Medical Faculty, Dresden University of Technology, Germany (S.R.)., Brouwer MA; Department of Cardiology, Radboud University Medical Center, Nijmegen, the Netherlands (M.A.B.)., de Groot JR; Department of Cardiology, Amsterdam Cardiovascular Sciences Heart Failure and Arrhythmias, Amsterdam University Medical Centers Location University of Amsterdam, Heart Center, the Netherlands (R.E.K., J.A.d.V., L.V.A.B., T.F.B., S.P., A.-F.B.E.Q., L.S., W.v.d.S., A.d.W., J.R.d.G., K.M.K., J.G.P.T., A.A.M.W., L.R.A.O.N.)., Kooiman KM; Department of Cardiology, Amsterdam Cardiovascular Sciences Heart Failure and Arrhythmias, Amsterdam University Medical Centers Location University of Amsterdam, Heart Center, the Netherlands (R.E.K., J.A.d.V., L.V.A.B., T.F.B., S.P., A.-F.B.E.Q., L.S., W.v.d.S., A.d.W., J.R.d.G., K.M.K., J.G.P.T., A.A.M.W., L.R.A.O.N.)., Lambiase PD; Office of the Director of Clinical Electrophysiology Research and Lead for Inherited Arrhythmia Specialist Services, University College London and Barts Heart Centre, United Kingdom (P.D.L.)., Neuzil P; Department of Cardiology, Homolka Hospital, Prague, Czech Republic (P. Neuzil)., Vernooy K; Department of Cardiology, Cardiovascular Research Institute Maastricht, Maastricht University Medical Center, the Netherlands (K.V.)., Alings M; Department of Cardiology, Amphia Hospital, Breda, the Netherlands (M.A.).; Werkgroep Cardiologische Centra Nederland, Utrecht, the Netherlands (M.A.)., Betts TR; Oxford Biomedical Research Centre, Oxford University Hospitals NHS Trust, United Kingdom (T.R.B.)., Bracke FALE; Department of Electrophysiology, Catharina Hospital Eindhoven, the Netherlands (F.A.L.E.B.)., Burke MC; CorVita Science Foundation, Chicago, IL (M.C.B.)., de Jong JSSG; Department of Cardiology, OLVG, Amsterdam, the Netherlands (J.S.S.G.d.J.)., Wright DJ; Liverpool Heart and Chest Hospital, United Kingdom (D.J.W.)., Jansen WPJ; Department of Cardiology, Tergooi Medisch Centrum, Blaricum, the Netherlands (W.P.J.J.)., Whinnett ZI; National Heart and Lung Institute, Imperial College London, United Kingdom (Z.I.W.)., Nordbeck P; University and University Hospital Würzburg, Germany (P. Nordbeck)., Knaut M; Heart Surgery, Heart Center Dresden, Carl Gustav Carus Medical Faculty, Dresden University of Technology, Germany (M.K.)., Philbert BT; Department of Cardiology, The Heart Centre, Rigshospitalet, University of Copenhagen, Denmark (B.T.P.)., van Opstal JM; Medical Spectrum Twente, Enschede, the Netherlands (J.M.v.O.)., Chicos AB; Division of Cardiology, Northwestern Memorial Hospital, Northwestern University, Chicago, IL (A.B.C.)., Allaart CP; Department of Cardiology, and Amsterdam Cardiovascular Sciences, Amsterdam University Medical Centers, Location VUMC, the Netherlands (C.P.A.)., Borger van der Burg AE; Medisch Centrum Leeuwarden, the Netherlands (A.E.B.v.d.B.)., Dizon JM; Department of Medicine-Cardiology, Columbia University Irving Medical Center, New York, NY (J.M.D.)., Miller MA; Icahn School of Medicine at Mount Sinai, Mount Sinaï Hospital, New York, NY (M.A.M.)., Nemirovksy D; Cardiac Electrophysiology Division, Department of Medicine, Englewood Hospital and Medical Center, NJ (D.N.)., Surber R; Department of Internal Medicine I, Jena University Hospital, Germany (R.S.)., Upadhyay GA; Center for Arrhythmia Care, Heart and Vascular Institute, University of Chicago Pritzker School of Medicine, IL (G.A.U.)., Tijssen JGP; Department of Cardiology, Amsterdam Cardiovascular Sciences Heart Failure and Arrhythmias, Amsterdam University Medical Centers Location University of Amsterdam, Heart Center, the Netherlands (R.E.K., J.A.d.V., L.V.A.B., T.F.B., S.P., A.-F.B.E.Q., L.S., W.v.d.S., A.d.W., J.R.d.G., K.M.K., J.G.P.T., A.A.M.W., L.R.A.O.N.)., Wilde AAM; Department of Cardiology, Amsterdam Cardiovascular Sciences Heart Failure and Arrhythmias, Amsterdam University Medical Centers Location University of Amsterdam, Heart Center, the Netherlands (R.E.K., J.A.d.V., L.V.A.B., T.F.B., S.P., A.-F.B.E.Q., L.S., W.v.d.S., A.d.W., J.R.d.G., K.M.K., J.G.P.T., A.A.M.W., L.R.A.O.N.).; European Reference Network for Rare, Low Prevalence and Complex Diseases of the Heart (S.K., A.A.M.W.)., Olde Nordkamp LRA; Department of Cardiology, Amsterdam Cardiovascular Sciences Heart Failure and Arrhythmias, Amsterdam University Medical Centers Location University of Amsterdam, Heart Center, the Netherlands (R.E.K., J.A.d.V., L.V.A.B., T.F.B., S.P., A.-F.B.E.Q., L.S., W.v.d.S., A.d.W., J.R.d.G., K.M.K., J.G.P.T., A.A.M.W., L.R.A.O.N.).

Publikováno v: Circulation. Cardiovascular quality and outcomes [Circ Cardiovasc Qual Outcomes] 2024 Nov; Vol. 17 (11), pp. e010822. Date of Electronic Publication: 2024 Nov 19.

Successful defibrillation testing in patients undergoing elective subcutaneous implantable cardioverter-defibrillator generator replacement.

Autor: de Veld JA; Department of Clinical and Experimental Cardiology, Heart Center, Amsterdam Cardiovascular Sciences, Amsterdam UMC, Location AMC, Room C0-333, Meibergdreef 9, PO Box 22700, Amsterdam 1105AZ, The Netherlands., Pepplinkhuizen S; Department of Clinical and Experimental Cardiology, Heart Center, Amsterdam Cardiovascular Sciences, Amsterdam UMC, Location AMC, Room C0-333, Meibergdreef 9, PO Box 22700, Amsterdam 1105AZ, The Netherlands., van der Stuijt W; Department of Clinical and Experimental Cardiology, Heart Center, Amsterdam Cardiovascular Sciences, Amsterdam UMC, Location AMC, Room C0-333, Meibergdreef 9, PO Box 22700, Amsterdam 1105AZ, The Netherlands., Quast ABE; Department of Clinical and Experimental Cardiology, Heart Center, Amsterdam Cardiovascular Sciences, Amsterdam UMC, Location AMC, Room C0-333, Meibergdreef 9, PO Box 22700, Amsterdam 1105AZ, The Netherlands., Olde Nordkamp LRA; Department of Clinical and Experimental Cardiology, Heart Center, Amsterdam Cardiovascular Sciences, Amsterdam UMC, Location AMC, Room C0-333, Meibergdreef 9, PO Box 22700, Amsterdam 1105AZ, The Netherlands., Kooiman KM; Department of Clinical and Experimental Cardiology, Heart Center, Amsterdam Cardiovascular Sciences, Amsterdam UMC, Location AMC, Room C0-333, Meibergdreef 9, PO Box 22700, Amsterdam 1105AZ, The Netherlands., Wilde AAM; Department of Clinical and Experimental Cardiology, Heart Center, Amsterdam Cardiovascular Sciences, Amsterdam UMC, Location AMC, Room C0-333, Meibergdreef 9, PO Box 22700, Amsterdam 1105AZ, The Netherlands., Smeding L; Department of Clinical and Experimental Cardiology, Heart Center, Amsterdam Cardiovascular Sciences, Amsterdam UMC, Location AMC, Room C0-333, Meibergdreef 9, PO Box 22700, Amsterdam 1105AZ, The Netherlands., Knops RE; Department of Clinical and Experimental Cardiology, Heart Center, Amsterdam Cardiovascular Sciences, Amsterdam UMC, Location AMC, Room C0-333, Meibergdreef 9, PO Box 22700, Amsterdam 1105AZ, The Netherlands.

Publikováno v: Europace : European pacing, arrhythmias, and cardiac electrophysiology : journal of the working groups on cardiac pacing, arrhythmias, and cardiac cellular electrophysiology of the European Society of Cardiology [Europace] 2023 Jul 04; Vol. 25 (7).

The use of a wearable cardioverter defibrillator during postmastectomy radiotherapy as an alternative for relocation of the pulse generator.

Autor: Koken PW; Department of Radiation Oncology, Amsterdam UMC, Amsterdam, The Netherlands., van den Bongard DHJG; Department of Radiation Oncology, Amsterdam UMC, Amsterdam, The Netherlands.; Cancer Center Amsterdam, Cancer Treatment and Quality of Life / Cancer Biology and Immunology, Amsterdam, The Netherlands., Kooiman KM; Department of Cardiology, Clinical Electrophysiology, Amsterdam UMC, Amsterdam, The Netherlands.

Publikováno v: Advances in radiation oncology [Adv Radiat Oncol] 2023 Mar 27; Vol. 8 (5), pp. 101225. Date of Electronic Publication: 2023 Mar 27 (Print Publication: 2023).

Device-related complications in subcutaneous versus transvenous ICD: a secondary analysis of the PRAETORIAN trial.

Autor: Knops RE; Amsterdam UMC location University of Amsterdam, Heart Center, Department of Cardiology, Amsterdam Cardiovascular Sciences Heart failure & Arrhythmias, Meibergdreef 9, 1105 AZ Amsterdam, the Netherlands., Pepplinkhuizen S; Amsterdam UMC location University of Amsterdam, Heart Center, Department of Cardiology, Amsterdam Cardiovascular Sciences Heart failure & Arrhythmias, Meibergdreef 9, 1105 AZ Amsterdam, the Netherlands., Delnoy PPHM; Department of Cardiology, Isala Heart Centre, Zwolle, The Netherlands., Boersma LVA; Amsterdam UMC location University of Amsterdam, Heart Center, Department of Cardiology, Amsterdam Cardiovascular Sciences Heart failure & Arrhythmias, Meibergdreef 9, 1105 AZ Amsterdam, the Netherlands.; Department of Cardiology, St. Antonius Hospital, Nieuwegein, The Netherlands., Kuschyk J; First Department of Medicine, University Medical Center Mannheim, Mannheim, Germany.; German Center for Cardiovascular Research Partner Site Heidelberg, Mannheim, Germany., El-Chami MF; Division of Cardiology Section of Electrophysiology, Emory University, Atlanta, GA, United States., Bonnemeier H; Klinik für Innere Medizin III, Schwerpunkt Kardiologie und Angiologie, Universitätsklinikum Schleswig-Holstein, Campus Kiel, Kiel, Germany., Behr ER; St George's University of London, London, United Kingdom.; St George's University hospitals NHS Foundation Trust, London, United Kingdom., Brouwer TF; Amsterdam UMC location University of Amsterdam, Heart Center, Department of Cardiology, Amsterdam Cardiovascular Sciences Heart failure & Arrhythmias, Meibergdreef 9, 1105 AZ Amsterdam, the Netherlands., Kaab S; Department of Medicine I, Ludwig-Maximillians University Hospital, München, Germany.; German Center for Cardiovascular Research, Munich Heart Alliance, Munich, Germany.; European Reference Network for rare, low prevalence and complex diseases of the heart: ERN GUARD-Heart., Mittal S; The Valley Health System, Ridgewood, NJ, United States., Quast ABE; Amsterdam UMC location University of Amsterdam, Heart Center, Department of Cardiology, Amsterdam Cardiovascular Sciences Heart failure & Arrhythmias, Meibergdreef 9, 1105 AZ Amsterdam, the Netherlands., van der Stuijt W; Amsterdam UMC location University of Amsterdam, Heart Center, Department of Cardiology, Amsterdam Cardiovascular Sciences Heart failure & Arrhythmias, Meibergdreef 9, 1105 AZ Amsterdam, the Netherlands., Smeding L; Amsterdam UMC location University of Amsterdam, Heart Center, Department of Cardiology, Amsterdam Cardiovascular Sciences Heart failure & Arrhythmias, Meibergdreef 9, 1105 AZ Amsterdam, the Netherlands., de Veld JA; Amsterdam UMC location University of Amsterdam, Heart Center, Department of Cardiology, Amsterdam Cardiovascular Sciences Heart failure & Arrhythmias, Meibergdreef 9, 1105 AZ Amsterdam, the Netherlands., Tijssen JGP; Amsterdam UMC location University of Amsterdam, Heart Center, Department of Cardiology, Amsterdam Cardiovascular Sciences Heart failure & Arrhythmias, Meibergdreef 9, 1105 AZ Amsterdam, the Netherlands., Bijsterveld NR; Department of Cardiology, Flevoziekenhuis, Almere, the Netherlands., Richter S; Department of Electrophysiology, Heart Center at University of Leipzig, Leipzig, Germany.; Heart Surgery, Heart Center Dresden, Carl Gustav Carus Medical Faculty, Dresden University of Technology, Dresden, Germany., Brouwer MA; Department of Cardiology, Radboud University Medical Center, Nijmegen, the Netherlands., de Groot JR; Amsterdam UMC location University of Amsterdam, Heart Center, Department of Cardiology, Amsterdam Cardiovascular Sciences Heart failure & Arrhythmias, Meibergdreef 9, 1105 AZ Amsterdam, the Netherlands., Kooiman KM; Amsterdam UMC location University of Amsterdam, Heart Center, Department of Cardiology, Amsterdam Cardiovascular Sciences Heart failure & Arrhythmias, Meibergdreef 9, 1105 AZ 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., Neuzil P; Department of Cardiology, Homolka Hospital, Prague, Czech Republic., Vernooy K; Department of Cardiology, Cardiovascular Research Institute Maastricht, Maastricht University Medical Center, Maastricht, the Netherlands., Alings M; Department of Cardiology, Amphia Hospital, Breda, the Netherlands.; Werkgroep Cardiologische Centra Nederland, Utrecht, the Netherlands., Betts TR; Oxford Biomedical Research Centre, Oxford University Hospitals NHS Trust, Oxford, United Kingdom., Bracke FALE; Department of Electrophysiology, Catharina Hospital Eindhoven, Eindhoven, the Netherlands., Burke MC; CorVita Science Foundation, Chicago, IL, United States., de Jong JSSG; Department of Cardiology, OLVG, Amsterdam, Netherlands., Wright DJ; Liverpool Heart and Chest Hospital, Liverpool, United Kingdom., Jansen WPJ; Department of Cardiology, Tergooi MC, Blaricum, The Netherlands., Whinnett ZI; National Heart and Lung Institute, Imperial College London, London, United Kingdom., Nordbeck P; University and University Hospital Würzburg, Würzburg, Germany., Knaut M; Heart Surgery, Heart Center Dresden, Carl Gustav Carus Medical Faculty, Dresden University of Technology, Dresden, Germany., Philbert BT; Department of Cardiology, The Heart Centre, Rigshospitalet, University of Copenhagen, Copenhagen, Denmark., van Opstal JM; Medical Spectrum Twente, Enschede, the Netherlands., Chicos AB; Division of Cardiology, Northwestern Memorial Hospital, Northwestern University, Chicago, IL, United States., Allaart CP; Department of Cardiology, and Amsterdam Cardiovascular Sciences (ACS), Amsterdam UMC, Location VUMC, Amsterdam, The Netherlands., Borger van der Burg AE; Medisch Centrum Leeuwarden, Leeuwarden, The Netherlands., Dizon JM; Department of Medicine-Cardiology, Columbia University Irving Medical Center, New York, NY, United States., Miller MA; Icahn School of Medicine at Mount Sinai, Mount Sinaï Hospital, New York, NY, United States., Nemirovsky D; Cardiac Electrophysiology Division, Department of Medicine, Englewood Hospital and Medical Center, Englewood, NJ, United States., Surber R; Department of Internal Medicine I, Jena University Hospital, Jena, Germany., Upadhyay GA; Center for Arrhythmia Care, Heart and Vascular Institute, University of Chicago Pritzker School of Medicine, Chicago, IL, United States., Weiss R; Division of Cardiovascular Medicine, College of Medicine, The Ohio State University, Columbus, OH, United States., de Weger A; Amsterdam UMC location University of Amsterdam, Heart Center, Department of Cardiology, Amsterdam Cardiovascular Sciences Heart failure & Arrhythmias, Meibergdreef 9, 1105 AZ Amsterdam, the Netherlands., Wilde AAM; Amsterdam UMC location University of Amsterdam, Heart Center, Department of Cardiology, Amsterdam Cardiovascular Sciences Heart failure & Arrhythmias, Meibergdreef 9, 1105 AZ Amsterdam, the Netherlands.; European Reference Network for rare, low prevalence and complex diseases of the heart: ERN GUARD-Heart., Olde Nordkamp LRA; Amsterdam UMC location University of Amsterdam, Heart Center, Department of Cardiology, Amsterdam Cardiovascular Sciences Heart failure & Arrhythmias, Meibergdreef 9, 1105 AZ Amsterdam, the Netherlands.

Publikováno v: European heart journal [Eur Heart J] 2022 Dec 14; Vol. 43 (47), pp. 4872-4883.

Subcutaneous or Transvenous Defibrillator Therapy.

Autor: Knops RE; From the Heart Center, Department of Clinical and Experimental Cardiology, Amsterdam Cardiovascular Sciences, Amsterdam University Medical Centers, University of Amsterdam (R.E.K., L.R.A.O.N., L.V.A.B., T.F.B., A.-F.B.E.Q., L.S., W.S., A.W., K.C.W., J.R.G., K.M.K., M.C.B., J.G.P.T., A.A.M.W.), ERN GUARD-Heart (E.R.B., P.D.L., A.A.M.W.), and the Department of Cardiology, OLVG (J.S.S.G.J.), Amsterdam, the Department of Cardiology, Isala Heart Centre, Zwolle (P.-P.H.M.D.), the Department of Cardiology, St. Antonius Hospital, Nieuwegein (L.V.A.B.), the Department of Cardiology, Flevoziekenhuis, Almere (N.R.B.), the Department of Cardiology, Radboud University Medical Center, Nijmegen (M.A.B.), the Department of Cardiology, Cardiovascular Research Institute Maastricht, Maastricht University Medical Center, Maastricht (K.V.), the Department of Cardiology, Amphia Hospital, Breda (M.A.), Werkgroep Cardiologische Centra Nederland, Utrecht (M.A.), and the Department of Electrophysiology, Catharina Hospital, Eindhoven (F.A.L.E.B.) - all in the Netherlands; the First Department of Medicine-Cardiology, University Medical Center Mannheim, and the German Center for Cardiovascular Research Partner Site Heidelberg-Mannheim, Mannheim (J.K.), Klinik für Innere Medizin III, Schwerpunkt Kardiologie und Angiologie, Universitätsklinikum Schleswig-Holstein, Campus Kiel, Kiel (H.B.), the Department of Medicine I, Ludwig-Maximilians University Hospital, and the German Center for Cardiovascular Research, Munich Heart Alliance, Munich (S.K.), and the Department of Electrophysiology, Heart Center at University of Leipzig, Leipzig (S.R.) - all in Germany; the Division of Cardiology Section of Electrophysiology, Emory University, Atlanta (M.F.E.-C.); the Cardiology Clinical Academic Group, St. George's, University of London and St. George's University Hospitals NHS Foundation Trust London (E.R.B.), and Office of the Director of Clinical Electrophysiology Research and Lead for Inherited Arrhythmia Specialist Services, University College London and Barts Heart Centre (P.D.L.), London, the Oxford Biomedical Research Centre, Oxford University Hospitals NHS Trust, Oxford (T.R.B.), and Liverpool Heart and Chest Hospital, Liverpool (D.J.W.) - all in the United Kingdom; Valley Health System, Ridgewood, NJ (S.M.); the Department of Cardiology, Homolka Hospital, Prague, Czech Republic (P.N.); and CorVita Science Foundation, Chicago (M.C.B.)., Olde Nordkamp LRA; From the Heart Center, Department of Clinical and Experimental Cardiology, Amsterdam Cardiovascular Sciences, Amsterdam University Medical Centers, University of Amsterdam (R.E.K., L.R.A.O.N., L.V.A.B., T.F.B., A.-F.B.E.Q., L.S., W.S., A.W., K.C.W., J.R.G., K.M.K., M.C.B., J.G.P.T., A.A.M.W.), ERN GUARD-Heart (E.R.B., P.D.L., A.A.M.W.), and the Department of Cardiology, OLVG (J.S.S.G.J.), Amsterdam, the Department of Cardiology, Isala Heart Centre, Zwolle (P.-P.H.M.D.), the Department of Cardiology, St. Antonius Hospital, Nieuwegein (L.V.A.B.), the Department of Cardiology, Flevoziekenhuis, Almere (N.R.B.), the Department of Cardiology, Radboud University Medical Center, Nijmegen (M.A.B.), the Department of Cardiology, Cardiovascular Research Institute Maastricht, Maastricht University Medical Center, Maastricht (K.V.), the Department of Cardiology, Amphia Hospital, Breda (M.A.), Werkgroep Cardiologische Centra Nederland, Utrecht (M.A.), and the Department of Electrophysiology, Catharina Hospital, Eindhoven (F.A.L.E.B.) - all in the Netherlands; the First Department of Medicine-Cardiology, University Medical Center Mannheim, and the German Center for Cardiovascular Research Partner Site Heidelberg-Mannheim, Mannheim (J.K.), Klinik für Innere Medizin III, Schwerpunkt Kardiologie und Angiologie, Universitätsklinikum Schleswig-Holstein, Campus Kiel, Kiel (H.B.), the Department of Medicine I, Ludwig-Maximilians University Hospital, and the German Center for Cardiovascular Research, Munich Heart Alliance, Munich (S.K.), and the Department of Electrophysiology, Heart Center at University of Leipzig, Leipzig (S.R.) - all in Germany; the Division of Cardiology Section of Electrophysiology, Emory University, Atlanta (M.F.E.-C.); the Cardiology Clinical Academic Group, St. George's, University of London and St. George's University Hospitals NHS Foundation Trust London (E.R.B.), and Office of the Director of Clinical Electrophysiology Research and Lead for Inherited Arrhythmia Specialist Services, University College London and Barts Heart Centre (P.D.L.), London, the Oxford Biomedical Research Centre, Oxford University Hospitals NHS Trust, Oxford (T.R.B.), and Liverpool Heart and Chest Hospital, Liverpool (D.J.W.) - all in the United Kingdom; Valley Health System, Ridgewood, NJ (S.M.); the Department of Cardiology, Homolka Hospital, Prague, Czech Republic (P.N.); and CorVita Science Foundation, Chicago (M.C.B.)., Delnoy PHM; From the Heart Center, Department of Clinical and Experimental Cardiology, Amsterdam Cardiovascular Sciences, Amsterdam University Medical Centers, University of Amsterdam (R.E.K., L.R.A.O.N., L.V.A.B., T.F.B., A.-F.B.E.Q., L.S., W.S., A.W., K.C.W., J.R.G., K.M.K., M.C.B., J.G.P.T., A.A.M.W.), ERN GUARD-Heart (E.R.B., P.D.L., A.A.M.W.), and the Department of Cardiology, OLVG (J.S.S.G.J.), Amsterdam, the Department of Cardiology, Isala Heart Centre, Zwolle (P.-P.H.M.D.), the Department of Cardiology, St. Antonius Hospital, Nieuwegein (L.V.A.B.), the Department of Cardiology, Flevoziekenhuis, Almere (N.R.B.), the Department of Cardiology, Radboud University Medical Center, Nijmegen (M.A.B.), the Department of Cardiology, Cardiovascular Research Institute Maastricht, Maastricht University Medical Center, Maastricht (K.V.), the Department of Cardiology, Amphia Hospital, Breda (M.A.), Werkgroep Cardiologische Centra Nederland, Utrecht (M.A.), and the Department of Electrophysiology, Catharina Hospital, Eindhoven (F.A.L.E.B.) - all in the Netherlands; the First Department of Medicine-Cardiology, University Medical Center Mannheim, and the German Center for Cardiovascular Research Partner Site Heidelberg-Mannheim, Mannheim (J.K.), Klinik für Innere Medizin III, Schwerpunkt Kardiologie und Angiologie, Universitätsklinikum Schleswig-Holstein, Campus Kiel, Kiel (H.B.), the Department of Medicine I, Ludwig-Maximilians University Hospital, and the German Center for Cardiovascular Research, Munich Heart Alliance, Munich (S.K.), and the Department of Electrophysiology, Heart Center at University of Leipzig, Leipzig (S.R.) - all in Germany; the Division of Cardiology Section of Electrophysiology, Emory University, Atlanta (M.F.E.-C.); the Cardiology Clinical Academic Group, St. George's, University of London and St. George's University Hospitals NHS Foundation Trust London (E.R.B.), and Office of the Director of Clinical Electrophysiology Research and Lead for Inherited Arrhythmia Specialist Services, University College London and Barts Heart Centre (P.D.L.), London, the Oxford Biomedical Research Centre, Oxford University Hospitals NHS Trust, Oxford (T.R.B.), and Liverpool Heart and Chest Hospital, Liverpool (D.J.W.) - all in the United Kingdom; Valley Health System, Ridgewood, NJ (S.M.); the Department of Cardiology, Homolka Hospital, Prague, Czech Republic (P.N.); and CorVita Science Foundation, Chicago (M.C.B.)., Boersma LVA; From the Heart Center, Department of Clinical and Experimental Cardiology, Amsterdam Cardiovascular Sciences, Amsterdam University Medical Centers, University of Amsterdam (R.E.K., L.R.A.O.N., L.V.A.B., T.F.B., A.-F.B.E.Q., L.S., W.S., A.W., K.C.W., J.R.G., K.M.K., M.C.B., J.G.P.T., A.A.M.W.), ERN GUARD-Heart (E.R.B., P.D.L., A.A.M.W.), and the Department of Cardiology, OLVG (J.S.S.G.J.), Amsterdam, the Department of Cardiology, Isala Heart Centre, Zwolle (P.-P.H.M.D.), the Department of Cardiology, St. Antonius Hospital, Nieuwegein (L.V.A.B.), the Department of Cardiology, Flevoziekenhuis, Almere (N.R.B.), the Department of Cardiology, Radboud University Medical Center, Nijmegen (M.A.B.), the Department of Cardiology, Cardiovascular Research Institute Maastricht, Maastricht University Medical Center, Maastricht (K.V.), the Department of Cardiology, Amphia Hospital, Breda (M.A.), Werkgroep Cardiologische Centra Nederland, Utrecht (M.A.), and the Department of Electrophysiology, Catharina Hospital, Eindhoven (F.A.L.E.B.) - all in the Netherlands; the First Department of Medicine-Cardiology, University Medical Center Mannheim, and the German Center for Cardiovascular Research Partner Site Heidelberg-Mannheim, Mannheim (J.K.), Klinik für Innere Medizin III, Schwerpunkt Kardiologie und Angiologie, Universitätsklinikum Schleswig-Holstein, Campus Kiel, Kiel (H.B.), the Department of Medicine I, Ludwig-Maximilians University Hospital, and the German Center for Cardiovascular Research, Munich Heart Alliance, Munich (S.K.), and the Department of Electrophysiology, Heart Center at University of Leipzig, Leipzig (S.R.) - all in Germany; the Division of Cardiology Section of Electrophysiology, Emory University, Atlanta (M.F.E.-C.); the Cardiology Clinical Academic Group, St. George's, University of London and St. George's University Hospitals NHS Foundation Trust London (E.R.B.), and Office of the Director of Clinical Electrophysiology Research and Lead for Inherited Arrhythmia Specialist Services, University College London and Barts Heart Centre (P.D.L.), London, the Oxford Biomedical Research Centre, Oxford University Hospitals NHS Trust, Oxford (T.R.B.), and Liverpool Heart and Chest Hospital, Liverpool (D.J.W.) - all in the United Kingdom; Valley Health System, Ridgewood, NJ (S.M.); the Department of Cardiology, Homolka Hospital, Prague, Czech Republic (P.N.); and CorVita Science Foundation, Chicago (M.C.B.)., Kuschyk J; From the Heart Center, Department of Clinical and Experimental Cardiology, Amsterdam Cardiovascular Sciences, Amsterdam University Medical Centers, University of Amsterdam (R.E.K., L.R.A.O.N., L.V.A.B., T.F.B., A.-F.B.E.Q., L.S., W.S., A.W., K.C.W., J.R.G., K.M.K., M.C.B., J.G.P.T., A.A.M.W.), ERN GUARD-Heart (E.R.B., P.D.L., A.A.M.W.), and the Department of Cardiology, OLVG (J.S.S.G.J.), Amsterdam, the Department of Cardiology, Isala Heart Centre, Zwolle (P.-P.H.M.D.), the Department of Cardiology, St. Antonius Hospital, Nieuwegein (L.V.A.B.), the Department of Cardiology, Flevoziekenhuis, Almere (N.R.B.), the Department of Cardiology, Radboud University Medical Center, Nijmegen (M.A.B.), the Department of Cardiology, Cardiovascular Research Institute Maastricht, Maastricht University Medical Center, Maastricht (K.V.), the Department of Cardiology, Amphia Hospital, Breda (M.A.), Werkgroep Cardiologische Centra Nederland, Utrecht (M.A.), and the Department of Electrophysiology, Catharina Hospital, Eindhoven (F.A.L.E.B.) - all in the Netherlands; the First Department of Medicine-Cardiology, University Medical Center Mannheim, and the German Center for Cardiovascular Research Partner Site Heidelberg-Mannheim, Mannheim (J.K.), Klinik für Innere Medizin III, Schwerpunkt Kardiologie und Angiologie, Universitätsklinikum Schleswig-Holstein, Campus Kiel, Kiel (H.B.), the Department of Medicine I, Ludwig-Maximilians University Hospital, and the German Center for Cardiovascular Research, Munich Heart Alliance, Munich (S.K.), and the Department of Electrophysiology, Heart Center at University of Leipzig, Leipzig (S.R.) - all in Germany; the Division of Cardiology Section of Electrophysiology, Emory University, Atlanta (M.F.E.-C.); the Cardiology Clinical Academic Group, St. George's, University of London and St. George's University Hospitals NHS Foundation Trust London (E.R.B.), and Office of the Director of Clinical Electrophysiology Research and Lead for Inherited Arrhythmia Specialist Services, University College London and Barts Heart Centre (P.D.L.), London, the Oxford Biomedical Research Centre, Oxford University Hospitals NHS Trust, Oxford (T.R.B.), and Liverpool Heart and Chest Hospital, Liverpool (D.J.W.) - all in the United Kingdom; Valley Health System, Ridgewood, NJ (S.M.); the Department of Cardiology, Homolka Hospital, Prague, Czech Republic (P.N.); and CorVita Science Foundation, Chicago (M.C.B.)., El-Chami MF; From the Heart Center, Department of Clinical and Experimental Cardiology, Amsterdam Cardiovascular Sciences, Amsterdam University Medical Centers, University of Amsterdam (R.E.K., L.R.A.O.N., L.V.A.B., T.F.B., A.-F.B.E.Q., L.S., W.S., A.W., K.C.W., J.R.G., K.M.K., M.C.B., J.G.P.T., A.A.M.W.), ERN GUARD-Heart (E.R.B., P.D.L., A.A.M.W.), and the Department of Cardiology, OLVG (J.S.S.G.J.), Amsterdam, the Department of Cardiology, Isala Heart Centre, Zwolle (P.-P.H.M.D.), the Department of Cardiology, St. Antonius Hospital, Nieuwegein (L.V.A.B.), the Department of Cardiology, Flevoziekenhuis, Almere (N.R.B.), the Department of Cardiology, Radboud University Medical Center, Nijmegen (M.A.B.), the Department of Cardiology, Cardiovascular Research Institute Maastricht, Maastricht University Medical Center, Maastricht (K.V.), the Department of Cardiology, Amphia Hospital, Breda (M.A.), Werkgroep Cardiologische Centra Nederland, Utrecht (M.A.), and the Department of Electrophysiology, Catharina Hospital, Eindhoven (F.A.L.E.B.) - all in the Netherlands; the First Department of Medicine-Cardiology, University Medical Center Mannheim, and the German Center for Cardiovascular Research Partner Site Heidelberg-Mannheim, Mannheim (J.K.), Klinik für Innere Medizin III, Schwerpunkt Kardiologie und Angiologie, Universitätsklinikum Schleswig-Holstein, Campus Kiel, Kiel (H.B.), the Department of Medicine I, Ludwig-Maximilians University Hospital, and the German Center for Cardiovascular Research, Munich Heart Alliance, Munich (S.K.), and the Department of Electrophysiology, Heart Center at University of Leipzig, Leipzig (S.R.) - all in Germany; the Division of Cardiology Section of Electrophysiology, Emory University, Atlanta (M.F.E.-C.); the Cardiology Clinical Academic Group, St. George's, University of London and St. George's University Hospitals NHS Foundation Trust London (E.R.B.), and Office of the Director of Clinical Electrophysiology Research and Lead for Inherited Arrhythmia Specialist Services, University College London and Barts Heart Centre (P.D.L.), London, the Oxford Biomedical Research Centre, Oxford University Hospitals NHS Trust, Oxford (T.R.B.), and Liverpool Heart and Chest Hospital, Liverpool (D.J.W.) - all in the United Kingdom; Valley Health System, Ridgewood, NJ (S.M.); the Department of Cardiology, Homolka Hospital, Prague, Czech Republic (P.N.); and CorVita Science Foundation, Chicago (M.C.B.)., Bonnemeier H; From the Heart Center, Department of Clinical and Experimental Cardiology, Amsterdam Cardiovascular Sciences, Amsterdam University Medical Centers, University of Amsterdam (R.E.K., L.R.A.O.N., L.V.A.B., T.F.B., A.-F.B.E.Q., L.S., W.S., A.W., K.C.W., J.R.G., K.M.K., M.C.B., J.G.P.T., A.A.M.W.), ERN GUARD-Heart (E.R.B., P.D.L., A.A.M.W.), and the Department of Cardiology, OLVG (J.S.S.G.J.), Amsterdam, the Department of Cardiology, Isala Heart Centre, Zwolle (P.-P.H.M.D.), the Department of Cardiology, St. Antonius Hospital, Nieuwegein (L.V.A.B.), the Department of Cardiology, Flevoziekenhuis, Almere (N.R.B.), the Department of Cardiology, Radboud University Medical Center, Nijmegen (M.A.B.), the Department of Cardiology, Cardiovascular Research Institute Maastricht, Maastricht University Medical Center, Maastricht (K.V.), the Department of Cardiology, Amphia Hospital, Breda (M.A.), Werkgroep Cardiologische Centra Nederland, Utrecht (M.A.), and the Department of Electrophysiology, Catharina Hospital, Eindhoven (F.A.L.E.B.) - all in the Netherlands; the First Department of Medicine-Cardiology, University Medical Center Mannheim, and the German Center for Cardiovascular Research Partner Site Heidelberg-Mannheim, Mannheim (J.K.), Klinik für Innere Medizin III, Schwerpunkt Kardiologie und Angiologie, Universitätsklinikum Schleswig-Holstein, Campus Kiel, Kiel (H.B.), the Department of Medicine I, Ludwig-Maximilians University Hospital, and the German Center for Cardiovascular Research, Munich Heart Alliance, Munich (S.K.), and the Department of Electrophysiology, Heart Center at University of Leipzig, Leipzig (S.R.) - all in Germany; the Division of Cardiology Section of Electrophysiology, Emory University, Atlanta (M.F.E.-C.); the Cardiology Clinical Academic Group, St. George's, University of London and St. George's University Hospitals NHS Foundation Trust London (E.R.B.), and Office of the Director of Clinical Electrophysiology Research and Lead for Inherited Arrhythmia Specialist Services, University College London and Barts Heart Centre (P.D.L.), London, the Oxford Biomedical Research Centre, Oxford University Hospitals NHS Trust, Oxford (T.R.B.), and Liverpool Heart and Chest Hospital, Liverpool (D.J.W.) - all in the United Kingdom; Valley Health System, Ridgewood, NJ (S.M.); the Department of Cardiology, Homolka Hospital, Prague, Czech Republic (P.N.); and CorVita Science Foundation, Chicago (M.C.B.)., Behr ER; From the Heart Center, Department of Clinical and Experimental Cardiology, Amsterdam Cardiovascular Sciences, Amsterdam University Medical Centers, University of Amsterdam (R.E.K., L.R.A.O.N., L.V.A.B., T.F.B., A.-F.B.E.Q., L.S., W.S., A.W., K.C.W., J.R.G., K.M.K., M.C.B., J.G.P.T., A.A.M.W.), ERN GUARD-Heart (E.R.B., P.D.L., A.A.M.W.), and the Department of Cardiology, OLVG (J.S.S.G.J.), Amsterdam, the Department of Cardiology, Isala Heart Centre, Zwolle (P.-P.H.M.D.), the Department of Cardiology, St. Antonius Hospital, Nieuwegein (L.V.A.B.), the Department of Cardiology, Flevoziekenhuis, Almere (N.R.B.), the Department of Cardiology, Radboud University Medical Center, Nijmegen (M.A.B.), the Department of Cardiology, Cardiovascular Research Institute Maastricht, Maastricht University Medical Center, Maastricht (K.V.), the Department of Cardiology, Amphia Hospital, Breda (M.A.), Werkgroep Cardiologische Centra Nederland, Utrecht (M.A.), and the Department of Electrophysiology, Catharina Hospital, Eindhoven (F.A.L.E.B.) - all in the Netherlands; the First Department of Medicine-Cardiology, University Medical Center Mannheim, and the German Center for Cardiovascular Research Partner Site Heidelberg-Mannheim, Mannheim (J.K.), Klinik für Innere Medizin III, Schwerpunkt Kardiologie und Angiologie, Universitätsklinikum Schleswig-Holstein, Campus Kiel, Kiel (H.B.), the Department of Medicine I, Ludwig-Maximilians University Hospital, and the German Center for Cardiovascular Research, Munich Heart Alliance, Munich (S.K.), and the Department of Electrophysiology, Heart Center at University of Leipzig, Leipzig (S.R.) - all in Germany; the Division of Cardiology Section of Electrophysiology, Emory University, Atlanta (M.F.E.-C.); the Cardiology Clinical Academic Group, St. George's, University of London and St. George's University Hospitals NHS Foundation Trust London (E.R.B.), and Office of the Director of Clinical Electrophysiology Research and Lead for Inherited Arrhythmia Specialist Services, University College London and Barts Heart Centre (P.D.L.), London, the Oxford Biomedical Research Centre, Oxford University Hospitals NHS Trust, Oxford (T.R.B.), and Liverpool Heart and Chest Hospital, Liverpool (D.J.W.) - all in the United Kingdom; Valley Health System, Ridgewood, NJ (S.M.); the Department of Cardiology, Homolka Hospital, Prague, Czech Republic (P.N.); and CorVita Science Foundation, Chicago (M.C.B.)., Brouwer TF; From the Heart Center, Department of Clinical and Experimental Cardiology, Amsterdam Cardiovascular Sciences, Amsterdam University Medical Centers, University of Amsterdam (R.E.K., L.R.A.O.N., L.V.A.B., T.F.B., A.-F.B.E.Q., L.S., W.S., A.W., K.C.W., J.R.G., K.M.K., M.C.B., J.G.P.T., A.A.M.W.), ERN GUARD-Heart (E.R.B., P.D.L., A.A.M.W.), and the Department of Cardiology, OLVG (J.S.S.G.J.), Amsterdam, the Department of Cardiology, Isala Heart Centre, Zwolle (P.-P.H.M.D.), the Department of Cardiology, St. Antonius Hospital, Nieuwegein (L.V.A.B.), the Department of Cardiology, Flevoziekenhuis, Almere (N.R.B.), the Department of Cardiology, Radboud University Medical Center, Nijmegen (M.A.B.), the Department of Cardiology, Cardiovascular Research Institute Maastricht, Maastricht University Medical Center, Maastricht (K.V.), the Department of Cardiology, Amphia Hospital, Breda (M.A.), Werkgroep Cardiologische Centra Nederland, Utrecht (M.A.), and the Department of Electrophysiology, Catharina Hospital, Eindhoven (F.A.L.E.B.) - all in the Netherlands; the First Department of Medicine-Cardiology, University Medical Center Mannheim, and the German Center for Cardiovascular Research Partner Site Heidelberg-Mannheim, Mannheim (J.K.), Klinik für Innere Medizin III, Schwerpunkt Kardiologie und Angiologie, Universitätsklinikum Schleswig-Holstein, Campus Kiel, Kiel (H.B.), the Department of Medicine I, Ludwig-Maximilians University Hospital, and the German Center for Cardiovascular Research, Munich Heart Alliance, Munich (S.K.), and the Department of Electrophysiology, Heart Center at University of Leipzig, Leipzig (S.R.) - all in Germany; the Division of Cardiology Section of Electrophysiology, Emory University, Atlanta (M.F.E.-C.); the Cardiology Clinical Academic Group, St. George's, University of London and St. George's University Hospitals NHS Foundation Trust London (E.R.B.), and Office of the Director of Clinical Electrophysiology Research and Lead for Inherited Arrhythmia Specialist Services, University College London and Barts Heart Centre (P.D.L.), London, the Oxford Biomedical Research Centre, Oxford University Hospitals NHS Trust, Oxford (T.R.B.), and Liverpool Heart and Chest Hospital, Liverpool (D.J.W.) - all in the United Kingdom; Valley Health System, Ridgewood, NJ (S.M.); the Department of Cardiology, Homolka Hospital, Prague, Czech Republic (P.N.); and CorVita Science Foundation, Chicago (M.C.B.)., Kääb S; From the Heart Center, Department of Clinical and Experimental Cardiology, Amsterdam Cardiovascular Sciences, Amsterdam University Medical Centers, University of Amsterdam (R.E.K., L.R.A.O.N., L.V.A.B., T.F.B., A.-F.B.E.Q., L.S., W.S., A.W., K.C.W., J.R.G., K.M.K., M.C.B., J.G.P.T., A.A.M.W.), ERN GUARD-Heart (E.R.B., P.D.L., A.A.M.W.), and the Department of Cardiology, OLVG (J.S.S.G.J.), Amsterdam, the Department of Cardiology, Isala Heart Centre, Zwolle (P.-P.H.M.D.), the Department of Cardiology, St. Antonius Hospital, Nieuwegein (L.V.A.B.), the Department of Cardiology, Flevoziekenhuis, Almere (N.R.B.), the Department of Cardiology, Radboud University Medical Center, Nijmegen (M.A.B.), the Department of Cardiology, Cardiovascular Research Institute Maastricht, Maastricht University Medical Center, Maastricht (K.V.), the Department of Cardiology, Amphia Hospital, Breda (M.A.), Werkgroep Cardiologische Centra Nederland, Utrecht (M.A.), and the Department of Electrophysiology, Catharina Hospital, Eindhoven (F.A.L.E.B.) - all in the Netherlands; the First Department of Medicine-Cardiology, University Medical Center Mannheim, and the German Center for Cardiovascular Research Partner Site Heidelberg-Mannheim, Mannheim (J.K.), Klinik für Innere Medizin III, Schwerpunkt Kardiologie und Angiologie, Universitätsklinikum Schleswig-Holstein, Campus Kiel, Kiel (H.B.), the Department of Medicine I, Ludwig-Maximilians University Hospital, and the German Center for Cardiovascular Research, Munich Heart Alliance, Munich (S.K.), and the Department of Electrophysiology, Heart Center at University of Leipzig, Leipzig (S.R.) - all in Germany; the Division of Cardiology Section of Electrophysiology, Emory University, Atlanta (M.F.E.-C.); the Cardiology Clinical Academic Group, St. George's, University of London and St. George's University Hospitals NHS Foundation Trust London (E.R.B.), and Office of the Director of Clinical Electrophysiology Research and Lead for Inherited Arrhythmia Specialist Services, University College London and Barts Heart Centre (P.D.L.), London, the Oxford Biomedical Research Centre, Oxford University Hospitals NHS Trust, Oxford (T.R.B.), and Liverpool Heart and Chest Hospital, Liverpool (D.J.W.) - all in the United Kingdom; Valley Health System, Ridgewood, NJ (S.M.); the Department of Cardiology, Homolka Hospital, Prague, Czech Republic (P.N.); and CorVita Science Foundation, Chicago (M.C.B.)., Mittal S; From the Heart Center, Department of Clinical and Experimental Cardiology, Amsterdam Cardiovascular Sciences, Amsterdam University Medical Centers, University of Amsterdam (R.E.K., L.R.A.O.N., L.V.A.B., T.F.B., A.-F.B.E.Q., L.S., W.S., A.W., K.C.W., J.R.G., K.M.K., M.C.B., J.G.P.T., A.A.M.W.), ERN GUARD-Heart (E.R.B., P.D.L., A.A.M.W.), and the Department of Cardiology, OLVG (J.S.S.G.J.), Amsterdam, the Department of Cardiology, Isala Heart Centre, Zwolle (P.-P.H.M.D.), the Department of Cardiology, St. Antonius Hospital, Nieuwegein (L.V.A.B.), the Department of Cardiology, Flevoziekenhuis, Almere (N.R.B.), the Department of Cardiology, Radboud University Medical Center, Nijmegen (M.A.B.), the Department of Cardiology, Cardiovascular Research Institute Maastricht, Maastricht University Medical Center, Maastricht (K.V.), the Department of Cardiology, Amphia Hospital, Breda (M.A.), Werkgroep Cardiologische Centra Nederland, Utrecht (M.A.), and the Department of Electrophysiology, Catharina Hospital, Eindhoven (F.A.L.E.B.) - all in the Netherlands; the First Department of Medicine-Cardiology, University Medical Center Mannheim, and the German Center for Cardiovascular Research Partner Site Heidelberg-Mannheim, Mannheim (J.K.), Klinik für Innere Medizin III, Schwerpunkt Kardiologie und Angiologie, Universitätsklinikum Schleswig-Holstein, Campus Kiel, Kiel (H.B.), the Department of Medicine I, Ludwig-Maximilians University Hospital, and the German Center for Cardiovascular Research, Munich Heart Alliance, Munich (S.K.), and the Department of Electrophysiology, Heart Center at University of Leipzig, Leipzig (S.R.) - all in Germany; the Division of Cardiology Section of Electrophysiology, Emory University, Atlanta (M.F.E.-C.); the Cardiology Clinical Academic Group, St. George's, University of London and St. George's University Hospitals NHS Foundation Trust London (E.R.B.), and Office of the Director of Clinical Electrophysiology Research and Lead for Inherited Arrhythmia Specialist Services, University College London and Barts Heart Centre (P.D.L.), London, the Oxford Biomedical Research Centre, Oxford University Hospitals NHS Trust, Oxford (T.R.B.), and Liverpool Heart and Chest Hospital, Liverpool (D.J.W.) - all in the United Kingdom; Valley Health System, Ridgewood, NJ (S.M.); the Department of Cardiology, Homolka Hospital, Prague, Czech Republic (P.N.); and CorVita Science Foundation, Chicago (M.C.B.)., Quast ABE; From the Heart Center, Department of Clinical and Experimental Cardiology, Amsterdam Cardiovascular Sciences, Amsterdam University Medical Centers, University of Amsterdam (R.E.K., L.R.A.O.N., L.V.A.B., T.F.B., A.-F.B.E.Q., L.S., W.S., A.W., K.C.W., J.R.G., K.M.K., M.C.B., J.G.P.T., A.A.M.W.), ERN GUARD-Heart (E.R.B., P.D.L., A.A.M.W.), and the Department of Cardiology, OLVG (J.S.S.G.J.), Amsterdam, the Department of Cardiology, Isala Heart Centre, Zwolle (P.-P.H.M.D.), the Department of Cardiology, St. Antonius Hospital, Nieuwegein (L.V.A.B.), the Department of Cardiology, Flevoziekenhuis, Almere (N.R.B.), the Department of Cardiology, Radboud University Medical Center, Nijmegen (M.A.B.), the Department of Cardiology, Cardiovascular Research Institute Maastricht, Maastricht University Medical Center, Maastricht (K.V.), the Department of Cardiology, Amphia Hospital, Breda (M.A.), Werkgroep Cardiologische Centra Nederland, Utrecht (M.A.), and the Department of Electrophysiology, Catharina Hospital, Eindhoven (F.A.L.E.B.) - all in the Netherlands; the First Department of Medicine-Cardiology, University Medical Center Mannheim, and the German Center for Cardiovascular Research Partner Site Heidelberg-Mannheim, Mannheim (J.K.), Klinik für Innere Medizin III, Schwerpunkt Kardiologie und Angiologie, Universitätsklinikum Schleswig-Holstein, Campus Kiel, Kiel (H.B.), the Department of Medicine I, Ludwig-Maximilians University Hospital, and the German Center for Cardiovascular Research, Munich Heart Alliance, Munich (S.K.), and the Department of Electrophysiology, Heart Center at University of Leipzig, Leipzig (S.R.) - all in Germany; the Division of Cardiology Section of Electrophysiology, Emory University, Atlanta (M.F.E.-C.); the Cardiology Clinical Academic Group, St. George's, University of London and St. George's University Hospitals NHS Foundation Trust London (E.R.B.), and Office of the Director of Clinical Electrophysiology Research and Lead for Inherited Arrhythmia Specialist Services, University College London and Barts Heart Centre (P.D.L.), London, the Oxford Biomedical Research Centre, Oxford University Hospitals NHS Trust, Oxford (T.R.B.), and Liverpool Heart and Chest Hospital, Liverpool (D.J.W.) - all in the United Kingdom; Valley Health System, Ridgewood, NJ (S.M.); the Department of Cardiology, Homolka Hospital, Prague, Czech Republic (P.N.); and CorVita Science Foundation, Chicago (M.C.B.)., Smeding L; From the Heart Center, Department of Clinical and Experimental Cardiology, Amsterdam Cardiovascular Sciences, Amsterdam University Medical Centers, University of Amsterdam (R.E.K., L.R.A.O.N., L.V.A.B., T.F.B., A.-F.B.E.Q., L.S., W.S., A.W., K.C.W., J.R.G., K.M.K., M.C.B., J.G.P.T., A.A.M.W.), ERN GUARD-Heart (E.R.B., P.D.L., A.A.M.W.), and the Department of Cardiology, OLVG (J.S.S.G.J.), Amsterdam, the Department of Cardiology, Isala Heart Centre, Zwolle (P.-P.H.M.D.), the Department of Cardiology, St. Antonius Hospital, Nieuwegein (L.V.A.B.), the Department of Cardiology, Flevoziekenhuis, Almere (N.R.B.), the Department of Cardiology, Radboud University Medical Center, Nijmegen (M.A.B.), the Department of Cardiology, Cardiovascular Research Institute Maastricht, Maastricht University Medical Center, Maastricht (K.V.), the Department of Cardiology, Amphia Hospital, Breda (M.A.), Werkgroep Cardiologische Centra Nederland, Utrecht (M.A.), and the Department of Electrophysiology, Catharina Hospital, Eindhoven (F.A.L.E.B.) - all in the Netherlands; the First Department of Medicine-Cardiology, University Medical Center Mannheim, and the German Center for Cardiovascular Research Partner Site Heidelberg-Mannheim, Mannheim (J.K.), Klinik für Innere Medizin III, Schwerpunkt Kardiologie und Angiologie, Universitätsklinikum Schleswig-Holstein, Campus Kiel, Kiel (H.B.), the Department of Medicine I, Ludwig-Maximilians University Hospital, and the German Center for Cardiovascular Research, Munich Heart Alliance, Munich (S.K.), and the Department of Electrophysiology, Heart Center at University of Leipzig, Leipzig (S.R.) - all in Germany; the Division of Cardiology Section of Electrophysiology, Emory University, Atlanta (M.F.E.-C.); the Cardiology Clinical Academic Group, St. George's, University of London and St. George's University Hospitals NHS Foundation Trust London (E.R.B.), and Office of the Director of Clinical Electrophysiology Research and Lead for Inherited Arrhythmia Specialist Services, University College London and Barts Heart Centre (P.D.L.), London, the Oxford Biomedical Research Centre, Oxford University Hospitals NHS Trust, Oxford (T.R.B.), and Liverpool Heart and Chest Hospital, Liverpool (D.J.W.) - all in the United Kingdom; Valley Health System, Ridgewood, NJ (S.M.); the Department of Cardiology, Homolka Hospital, Prague, Czech Republic (P.N.); and CorVita Science Foundation, Chicago (M.C.B.)., van der Stuijt W; From the Heart Center, Department of Clinical and Experimental Cardiology, Amsterdam Cardiovascular Sciences, Amsterdam University Medical Centers, University of Amsterdam (R.E.K., L.R.A.O.N., L.V.A.B., T.F.B., A.-F.B.E.Q., L.S., W.S., A.W., K.C.W., J.R.G., K.M.K., M.C.B., J.G.P.T., A.A.M.W.), ERN GUARD-Heart (E.R.B., P.D.L., A.A.M.W.), and the Department of Cardiology, OLVG (J.S.S.G.J.), Amsterdam, the Department of Cardiology, Isala Heart Centre, Zwolle (P.-P.H.M.D.), the Department of Cardiology, St. Antonius Hospital, Nieuwegein (L.V.A.B.), the Department of Cardiology, Flevoziekenhuis, Almere (N.R.B.), the Department of Cardiology, Radboud University Medical Center, Nijmegen (M.A.B.), the Department of Cardiology, Cardiovascular Research Institute Maastricht, Maastricht University Medical Center, Maastricht (K.V.), the Department of Cardiology, Amphia Hospital, Breda (M.A.), Werkgroep Cardiologische Centra Nederland, Utrecht (M.A.), and the Department of Electrophysiology, Catharina Hospital, Eindhoven (F.A.L.E.B.) - all in the Netherlands; the First Department of Medicine-Cardiology, University Medical Center Mannheim, and the German Center for Cardiovascular Research Partner Site Heidelberg-Mannheim, Mannheim (J.K.), Klinik für Innere Medizin III, Schwerpunkt Kardiologie und Angiologie, Universitätsklinikum Schleswig-Holstein, Campus Kiel, Kiel (H.B.), the Department of Medicine I, Ludwig-Maximilians University Hospital, and the German Center for Cardiovascular Research, Munich Heart Alliance, Munich (S.K.), and the Department of Electrophysiology, Heart Center at University of Leipzig, Leipzig (S.R.) - all in Germany; the Division of Cardiology Section of Electrophysiology, Emory University, Atlanta (M.F.E.-C.); the Cardiology Clinical Academic Group, St. George's, University of London and St. George's University Hospitals NHS Foundation Trust London (E.R.B.), and Office of the Director of Clinical Electrophysiology Research and Lead for Inherited Arrhythmia Specialist Services, University College London and Barts Heart Centre (P.D.L.), London, the Oxford Biomedical Research Centre, Oxford University Hospitals NHS Trust, Oxford (T.R.B.), and Liverpool Heart and Chest Hospital, Liverpool (D.J.W.) - all in the United Kingdom; Valley Health System, Ridgewood, NJ (S.M.); the Department of Cardiology, Homolka Hospital, Prague, Czech Republic (P.N.); and CorVita Science Foundation, Chicago (M.C.B.)., de Weger A; From the Heart Center, Department of Clinical and Experimental Cardiology, Amsterdam Cardiovascular Sciences, Amsterdam University Medical Centers, University of Amsterdam (R.E.K., L.R.A.O.N., L.V.A.B., T.F.B., A.-F.B.E.Q., L.S., W.S., A.W., K.C.W., J.R.G., K.M.K., M.C.B., J.G.P.T., A.A.M.W.), ERN GUARD-Heart (E.R.B., P.D.L., A.A.M.W.), and the Department of Cardiology, OLVG (J.S.S.G.J.), Amsterdam, the Department of Cardiology, Isala Heart Centre, Zwolle (P.-P.H.M.D.), the Department of Cardiology, St. Antonius Hospital, Nieuwegein (L.V.A.B.), the Department of Cardiology, Flevoziekenhuis, Almere (N.R.B.), the Department of Cardiology, Radboud University Medical Center, Nijmegen (M.A.B.), the Department of Cardiology, Cardiovascular Research Institute Maastricht, Maastricht University Medical Center, Maastricht (K.V.), the Department of Cardiology, Amphia Hospital, Breda (M.A.), Werkgroep Cardiologische Centra Nederland, Utrecht (M.A.), and the Department of Electrophysiology, Catharina Hospital, Eindhoven (F.A.L.E.B.) - all in the Netherlands; the First Department of Medicine-Cardiology, University Medical Center Mannheim, and the German Center for Cardiovascular Research Partner Site Heidelberg-Mannheim, Mannheim (J.K.), Klinik für Innere Medizin III, Schwerpunkt Kardiologie und Angiologie, Universitätsklinikum Schleswig-Holstein, Campus Kiel, Kiel (H.B.), the Department of Medicine I, Ludwig-Maximilians University Hospital, and the German Center for Cardiovascular Research, Munich Heart Alliance, Munich (S.K.), and the Department of Electrophysiology, Heart Center at University of Leipzig, Leipzig (S.R.) - all in Germany; the Division of Cardiology Section of Electrophysiology, Emory University, Atlanta (M.F.E.-C.); the Cardiology Clinical Academic Group, St. George's, University of London and St. George's University Hospitals NHS Foundation Trust London (E.R.B.), and Office of the Director of Clinical Electrophysiology Research and Lead for Inherited Arrhythmia Specialist Services, University College London and Barts Heart Centre (P.D.L.), London, the Oxford Biomedical Research Centre, Oxford University Hospitals NHS Trust, Oxford (T.R.B.), and Liverpool Heart and Chest Hospital, Liverpool (D.J.W.) - all in the United Kingdom; Valley Health System, Ridgewood, NJ (S.M.); the Department of Cardiology, Homolka Hospital, Prague, Czech Republic (P.N.); and CorVita Science Foundation, Chicago (M.C.B.)., de Wilde KC; From the Heart Center, Department of Clinical and Experimental Cardiology, Amsterdam Cardiovascular Sciences, Amsterdam University Medical Centers, University of Amsterdam (R.E.K., L.R.A.O.N., L.V.A.B., T.F.B., A.-F.B.E.Q., L.S., W.S., A.W., K.C.W., J.R.G., K.M.K., M.C.B., J.G.P.T., A.A.M.W.), ERN GUARD-Heart (E.R.B., P.D.L., A.A.M.W.), and the Department of Cardiology, OLVG (J.S.S.G.J.), Amsterdam, the Department of Cardiology, Isala Heart Centre, Zwolle (P.-P.H.M.D.), the Department of Cardiology, St. Antonius Hospital, Nieuwegein (L.V.A.B.), the Department of Cardiology, Flevoziekenhuis, Almere (N.R.B.), the Department of Cardiology, Radboud University Medical Center, Nijmegen (M.A.B.), the Department of Cardiology, Cardiovascular Research Institute Maastricht, Maastricht University Medical Center, Maastricht (K.V.), the Department of Cardiology, Amphia Hospital, Breda (M.A.), Werkgroep Cardiologische Centra Nederland, Utrecht (M.A.), and the Department of Electrophysiology, Catharina Hospital, Eindhoven (F.A.L.E.B.) - all in the Netherlands; the First Department of Medicine-Cardiology, University Medical Center Mannheim, and the German Center for Cardiovascular Research Partner Site Heidelberg-Mannheim, Mannheim (J.K.), Klinik für Innere Medizin III, Schwerpunkt Kardiologie und Angiologie, Universitätsklinikum Schleswig-Holstein, Campus Kiel, Kiel (H.B.), the Department of Medicine I, Ludwig-Maximilians University Hospital, and the German Center for Cardiovascular Research, Munich Heart Alliance, Munich (S.K.), and the Department of Electrophysiology, Heart Center at University of Leipzig, Leipzig (S.R.) - all in Germany; the Division of Cardiology Section of Electrophysiology, Emory University, Atlanta (M.F.E.-C.); the Cardiology Clinical Academic Group, St. George's, University of London and St. George's University Hospitals NHS Foundation Trust London (E.R.B.), and Office of the Director of Clinical Electrophysiology Research and Lead for Inherited Arrhythmia Specialist Services, University College London and Barts Heart Centre (P.D.L.), London, the Oxford Biomedical Research Centre, Oxford University Hospitals NHS Trust, Oxford (T.R.B.), and Liverpool Heart and Chest Hospital, Liverpool (D.J.W.) - all in the United Kingdom; Valley Health System, Ridgewood, NJ (S.M.); the Department of Cardiology, Homolka Hospital, Prague, Czech Republic (P.N.); and CorVita Science Foundation, Chicago (M.C.B.)., Bijsterveld NR; From the Heart Center, Department of Clinical and Experimental Cardiology, Amsterdam Cardiovascular Sciences, Amsterdam University Medical Centers, University of Amsterdam (R.E.K., L.R.A.O.N., L.V.A.B., T.F.B., A.-F.B.E.Q., L.S., W.S., A.W., K.C.W., J.R.G., K.M.K., M.C.B., J.G.P.T., A.A.M.W.), ERN GUARD-Heart (E.R.B., P.D.L., A.A.M.W.), and the Department of Cardiology, OLVG (J.S.S.G.J.), Amsterdam, the Department of Cardiology, Isala Heart Centre, Zwolle (P.-P.H.M.D.), the Department of Cardiology, St. Antonius Hospital, Nieuwegein (L.V.A.B.), the Department of Cardiology, Flevoziekenhuis, Almere (N.R.B.), the Department of Cardiology, Radboud University Medical Center, Nijmegen (M.A.B.), the Department of Cardiology, Cardiovascular Research Institute Maastricht, Maastricht University Medical Center, Maastricht (K.V.), the Department of Cardiology, Amphia Hospital, Breda (M.A.), Werkgroep Cardiologische Centra Nederland, Utrecht (M.A.), and the Department of Electrophysiology, Catharina Hospital, Eindhoven (F.A.L.E.B.) - all in the Netherlands; the First Department of Medicine-Cardiology, University Medical Center Mannheim, and the German Center for Cardiovascular Research Partner Site Heidelberg-Mannheim, Mannheim (J.K.), Klinik für Innere Medizin III, Schwerpunkt Kardiologie und Angiologie, Universitätsklinikum Schleswig-Holstein, Campus Kiel, Kiel (H.B.), the Department of Medicine I, Ludwig-Maximilians University Hospital, and the German Center for Cardiovascular Research, Munich Heart Alliance, Munich (S.K.), and the Department of Electrophysiology, Heart Center at University of Leipzig, Leipzig (S.R.) - all in Germany; the Division of Cardiology Section of Electrophysiology, Emory University, Atlanta (M.F.E.-C.); the Cardiology Clinical Academic Group, St. George's, University of London and St. George's University Hospitals NHS Foundation Trust London (E.R.B.), and Office of the Director of Clinical Electrophysiology Research and Lead for Inherited Arrhythmia Specialist Services, University College London and Barts Heart Centre (P.D.L.), London, the Oxford Biomedical Research Centre, Oxford University Hospitals NHS Trust, Oxford (T.R.B.), and Liverpool Heart and Chest Hospital, Liverpool (D.J.W.) - all in the United Kingdom; Valley Health System, Ridgewood, NJ (S.M.); the Department of Cardiology, Homolka Hospital, Prague, Czech Republic (P.N.); and CorVita Science Foundation, Chicago (M.C.B.)., Richter S; From the Heart Center, Department of Clinical and Experimental Cardiology, Amsterdam Cardiovascular Sciences, Amsterdam University Medical Centers, University of Amsterdam (R.E.K., L.R.A.O.N., L.V.A.B., T.F.B., A.-F.B.E.Q., L.S., W.S., A.W., K.C.W., J.R.G., K.M.K., M.C.B., J.G.P.T., A.A.M.W.), ERN GUARD-Heart (E.R.B., P.D.L., A.A.M.W.), and the Department of Cardiology, OLVG (J.S.S.G.J.), Amsterdam, the Department of Cardiology, Isala Heart Centre, Zwolle (P.-P.H.M.D.), the Department of Cardiology, St. Antonius Hospital, Nieuwegein (L.V.A.B.), the Department of Cardiology, Flevoziekenhuis, Almere (N.R.B.), the Department of Cardiology, Radboud University Medical Center, Nijmegen (M.A.B.), the Department of Cardiology, Cardiovascular Research Institute Maastricht, Maastricht University Medical Center, Maastricht (K.V.), the Department of Cardiology, Amphia Hospital, Breda (M.A.), Werkgroep Cardiologische Centra Nederland, Utrecht (M.A.), and the Department of Electrophysiology, Catharina Hospital, Eindhoven (F.A.L.E.B.) - all in the Netherlands; the First Department of Medicine-Cardiology, University Medical Center Mannheim, and the German Center for Cardiovascular Research Partner Site Heidelberg-Mannheim, Mannheim (J.K.), Klinik für Innere Medizin III, Schwerpunkt Kardiologie und Angiologie, Universitätsklinikum Schleswig-Holstein, Campus Kiel, Kiel (H.B.), the Department of Medicine I, Ludwig-Maximilians University Hospital, and the German Center for Cardiovascular Research, Munich Heart Alliance, Munich (S.K.), and the Department of Electrophysiology, Heart Center at University of Leipzig, Leipzig (S.R.) - all in Germany; the Division of Cardiology Section of Electrophysiology, Emory University, Atlanta (M.F.E.-C.); the Cardiology Clinical Academic Group, St. George's, University of London and St. George's University Hospitals NHS Foundation Trust London (E.R.B.), and Office of the Director of Clinical Electrophysiology Research and Lead for Inherited Arrhythmia Specialist Services, University College London and Barts Heart Centre (P.D.L.), London, the Oxford Biomedical Research Centre, Oxford University Hospitals NHS Trust, Oxford (T.R.B.), and Liverpool Heart and Chest Hospital, Liverpool (D.J.W.) - all in the United Kingdom; Valley Health System, Ridgewood, NJ (S.M.); the Department of Cardiology, Homolka Hospital, Prague, Czech Republic (P.N.); and CorVita Science Foundation, Chicago (M.C.B.)., Brouwer MA; From the Heart Center, Department of Clinical and Experimental Cardiology, Amsterdam Cardiovascular Sciences, Amsterdam University Medical Centers, University of Amsterdam (R.E.K., L.R.A.O.N., L.V.A.B., T.F.B., A.-F.B.E.Q., L.S., W.S., A.W., K.C.W., J.R.G., K.M.K., M.C.B., J.G.P.T., A.A.M.W.), ERN GUARD-Heart (E.R.B., P.D.L., A.A.M.W.), and the Department of Cardiology, OLVG (J.S.S.G.J.), Amsterdam, the Department of Cardiology, Isala Heart Centre, Zwolle (P.-P.H.M.D.), the Department of Cardiology, St. Antonius Hospital, Nieuwegein (L.V.A.B.), the Department of Cardiology, Flevoziekenhuis, Almere (N.R.B.), the Department of Cardiology, Radboud University Medical Center, Nijmegen (M.A.B.), the Department of Cardiology, Cardiovascular Research Institute Maastricht, Maastricht University Medical Center, Maastricht (K.V.), the Department of Cardiology, Amphia Hospital, Breda (M.A.), Werkgroep Cardiologische Centra Nederland, Utrecht (M.A.), and the Department of Electrophysiology, Catharina Hospital, Eindhoven (F.A.L.E.B.) - all in the Netherlands; the First Department of Medicine-Cardiology, University Medical Center Mannheim, and the German Center for Cardiovascular Research Partner Site Heidelberg-Mannheim, Mannheim (J.K.), Klinik für Innere Medizin III, Schwerpunkt Kardiologie und Angiologie, Universitätsklinikum Schleswig-Holstein, Campus Kiel, Kiel (H.B.), the Department of Medicine I, Ludwig-Maximilians University Hospital, and the German Center for Cardiovascular Research, Munich Heart Alliance, Munich (S.K.), and the Department of Electrophysiology, Heart Center at University of Leipzig, Leipzig (S.R.) - all in Germany; the Division of Cardiology Section of Electrophysiology, Emory University, Atlanta (M.F.E.-C.); the Cardiology Clinical Academic Group, St. George's, University of London and St. George's University Hospitals NHS Foundation Trust London (E.R.B.), and Office of the Director of Clinical Electrophysiology Research and Lead for Inherited Arrhythmia Specialist Services, University College London and Barts Heart Centre (P.D.L.), London, the Oxford Biomedical Research Centre, Oxford University Hospitals NHS Trust, Oxford (T.R.B.), and Liverpool Heart and Chest Hospital, Liverpool (D.J.W.) - all in the United Kingdom; Valley Health System, Ridgewood, NJ (S.M.); the Department of Cardiology, Homolka Hospital, Prague, Czech Republic (P.N.); and CorVita Science Foundation, Chicago (M.C.B.)., de Groot JR; From the Heart Center, Department of Clinical and Experimental Cardiology, Amsterdam Cardiovascular Sciences, Amsterdam University Medical Centers, University of Amsterdam (R.E.K., L.R.A.O.N., L.V.A.B., T.F.B., A.-F.B.E.Q., L.S., W.S., A.W., K.C.W., J.R.G., K.M.K., M.C.B., J.G.P.T., A.A.M.W.), ERN GUARD-Heart (E.R.B., P.D.L., A.A.M.W.), and the Department of Cardiology, OLVG (J.S.S.G.J.), Amsterdam, the Department of Cardiology, Isala Heart Centre, Zwolle (P.-P.H.M.D.), the Department of Cardiology, St. Antonius Hospital, Nieuwegein (L.V.A.B.), the Department of Cardiology, Flevoziekenhuis, Almere (N.R.B.), the Department of Cardiology, Radboud University Medical Center, Nijmegen (M.A.B.), the Department of Cardiology, Cardiovascular Research Institute Maastricht, Maastricht University Medical Center, Maastricht (K.V.), the Department of Cardiology, Amphia Hospital, Breda (M.A.), Werkgroep Cardiologische Centra Nederland, Utrecht (M.A.), and the Department of Electrophysiology, Catharina Hospital, Eindhoven (F.A.L.E.B.) - all in the Netherlands; the First Department of Medicine-Cardiology, University Medical Center Mannheim, and the German Center for Cardiovascular Research Partner Site Heidelberg-Mannheim, Mannheim (J.K.), Klinik für Innere Medizin III, Schwerpunkt Kardiologie und Angiologie, Universitätsklinikum Schleswig-Holstein, Campus Kiel, Kiel (H.B.), the Department of Medicine I, Ludwig-Maximilians University Hospital, and the German Center for Cardiovascular Research, Munich Heart Alliance, Munich (S.K.), and the Department of Electrophysiology, Heart Center at University of Leipzig, Leipzig (S.R.) - all in Germany; the Division of Cardiology Section of Electrophysiology, Emory University, Atlanta (M.F.E.-C.); the Cardiology Clinical Academic Group, St. George's, University of London and St. George's University Hospitals NHS Foundation Trust London (E.R.B.), and Office of the Director of Clinical Electrophysiology Research and Lead for Inherited Arrhythmia Specialist Services, University College London and Barts Heart Centre (P.D.L.), London, the Oxford Biomedical Research Centre, Oxford University Hospitals NHS Trust, Oxford (T.R.B.), and Liverpool Heart and Chest Hospital, Liverpool (D.J.W.) - all in the United Kingdom; Valley Health System, Ridgewood, NJ (S.M.); the Department of Cardiology, Homolka Hospital, Prague, Czech Republic (P.N.); and CorVita Science Foundation, Chicago (M.C.B.)., Kooiman KM; From the Heart Center, Department of Clinical and Experimental Cardiology, Amsterdam Cardiovascular Sciences, Amsterdam University Medical Centers, University of Amsterdam (R.E.K., L.R.A.O.N., L.V.A.B., T.F.B., A.-F.B.E.Q., L.S., W.S., A.W., K.C.W., J.R.G., K.M.K., M.C.B., J.G.P.T., A.A.M.W.), ERN GUARD-Heart (E.R.B., P.D.L., A.A.M.W.), and the Department of Cardiology, OLVG (J.S.S.G.J.), Amsterdam, the Department of Cardiology, Isala Heart Centre, Zwolle (P.-P.H.M.D.), the Department of Cardiology, St. Antonius Hospital, Nieuwegein (L.V.A.B.), the Department of Cardiology, Flevoziekenhuis, Almere (N.R.B.), the Department of Cardiology, Radboud University Medical Center, Nijmegen (M.A.B.), the Department of Cardiology, Cardiovascular Research Institute Maastricht, Maastricht University Medical Center, Maastricht (K.V.), the Department of Cardiology, Amphia Hospital, Breda (M.A.), Werkgroep Cardiologische Centra Nederland, Utrecht (M.A.), and the Department of Electrophysiology, Catharina Hospital, Eindhoven (F.A.L.E.B.) - all in the Netherlands; the First Department of Medicine-Cardiology, University Medical Center Mannheim, and the German Center for Cardiovascular Research Partner Site Heidelberg-Mannheim, Mannheim (J.K.), Klinik für Innere Medizin III, Schwerpunkt Kardiologie und Angiologie, Universitätsklinikum Schleswig-Holstein, Campus Kiel, Kiel (H.B.), the Department of Medicine I, Ludwig-Maximilians University Hospital, and the German Center for Cardiovascular Research, Munich Heart Alliance, Munich (S.K.), and the Department of Electrophysiology, Heart Center at University of Leipzig, Leipzig (S.R.) - all in Germany; the Division of Cardiology Section of Electrophysiology, Emory University, Atlanta (M.F.E.-C.); the Cardiology Clinical Academic Group, St. George's, University of London and St. George's University Hospitals NHS Foundation Trust London (E.R.B.), and Office of the Director of Clinical Electrophysiology Research and Lead for Inherited Arrhythmia Specialist Services, University College London and Barts Heart Centre (P.D.L.), London, the Oxford Biomedical Research Centre, Oxford University Hospitals NHS Trust, Oxford (T.R.B.), and Liverpool Heart and Chest Hospital, Liverpool (D.J.W.) - all in the United Kingdom; Valley Health System, Ridgewood, NJ (S.M.); the Department of Cardiology, Homolka Hospital, Prague, Czech Republic (P.N.); and CorVita Science Foundation, Chicago (M.C.B.)., Lambiase PD; From the Heart Center, Department of Clinical and Experimental Cardiology, Amsterdam Cardiovascular Sciences, Amsterdam University Medical Centers, University of Amsterdam (R.E.K., L.R.A.O.N., L.V.A.B., T.F.B., A.-F.B.E.Q., L.S., W.S., A.W., K.C.W., J.R.G., K.M.K., M.C.B., J.G.P.T., A.A.M.W.), ERN GUARD-Heart (E.R.B., P.D.L., A.A.M.W.), and the Department of Cardiology, OLVG (J.S.S.G.J.), Amsterdam, the Department of Cardiology, Isala Heart Centre, Zwolle (P.-P.H.M.D.), the Department of Cardiology, St. Antonius Hospital, Nieuwegein (L.V.A.B.), the Department of Cardiology, Flevoziekenhuis, Almere (N.R.B.), the Department of Cardiology, Radboud University Medical Center, Nijmegen (M.A.B.), the Department of Cardiology, Cardiovascular Research Institute Maastricht, Maastricht University Medical Center, Maastricht (K.V.), the Department of Cardiology, Amphia Hospital, Breda (M.A.), Werkgroep Cardiologische Centra Nederland, Utrecht (M.A.), and the Department of Electrophysiology, Catharina Hospital, Eindhoven (F.A.L.E.B.) - all in the Netherlands; the First Department of Medicine-Cardiology, University Medical Center Mannheim, and the German Center for Cardiovascular Research Partner Site Heidelberg-Mannheim, Mannheim (J.K.), Klinik für Innere Medizin III, Schwerpunkt Kardiologie und Angiologie, Universitätsklinikum Schleswig-Holstein, Campus Kiel, Kiel (H.B.), the Department of Medicine I, Ludwig-Maximilians University Hospital, and the German Center for Cardiovascular Research, Munich Heart Alliance, Munich (S.K.), and the Department of Electrophysiology, Heart Center at University of Leipzig, Leipzig (S.R.) - all in Germany; the Division of Cardiology Section of Electrophysiology, Emory University, Atlanta (M.F.E.-C.); the Cardiology Clinical Academic Group, St. George's, University of London and St. George's University Hospitals NHS Foundation Trust London (E.R.B.), and Office of the Director of Clinical Electrophysiology Research and Lead for Inherited Arrhythmia Specialist Services, University College London and Barts Heart Centre (P.D.L.), London, the Oxford Biomedical Research Centre, Oxford University Hospitals NHS Trust, Oxford (T.R.B.), and Liverpool Heart and Chest Hospital, Liverpool (D.J.W.) - all in the United Kingdom; Valley Health System, Ridgewood, NJ (S.M.); the Department of Cardiology, Homolka Hospital, Prague, Czech Republic (P.N.); and CorVita Science Foundation, Chicago (M.C.B.)., Neuzil P; From the Heart Center, Department of Clinical and Experimental Cardiology, Amsterdam Cardiovascular Sciences, Amsterdam University Medical Centers, University of Amsterdam (R.E.K., L.R.A.O.N., L.V.A.B., T.F.B., A.-F.B.E.Q., L.S., W.S., A.W., K.C.W., J.R.G., K.M.K., M.C.B., J.G.P.T., A.A.M.W.), ERN GUARD-Heart (E.R.B., P.D.L., A.A.M.W.), and the Department of Cardiology, OLVG (J.S.S.G.J.), Amsterdam, the Department of Cardiology, Isala Heart Centre, Zwolle (P.-P.H.M.D.), the Department of Cardiology, St. Antonius Hospital, Nieuwegein (L.V.A.B.), the Department of Cardiology, Flevoziekenhuis, Almere (N.R.B.), the Department of Cardiology, Radboud University Medical Center, Nijmegen (M.A.B.), the Department of Cardiology, Cardiovascular Research Institute Maastricht, Maastricht University Medical Center, Maastricht (K.V.), the Department of Cardiology, Amphia Hospital, Breda (M.A.), Werkgroep Cardiologische Centra Nederland, Utrecht (M.A.), and the Department of Electrophysiology, Catharina Hospital, Eindhoven (F.A.L.E.B.) - all in the Netherlands; the First Department of Medicine-Cardiology, University Medical Center Mannheim, and the German Center for Cardiovascular Research Partner Site Heidelberg-Mannheim, Mannheim (J.K.), Klinik für Innere Medizin III, Schwerpunkt Kardiologie und Angiologie, Universitätsklinikum Schleswig-Holstein, Campus Kiel, Kiel (H.B.), the Department of Medicine I, Ludwig-Maximilians University Hospital, and the German Center for Cardiovascular Research, Munich Heart Alliance, Munich (S.K.), and the Department of Electrophysiology, Heart Center at University of Leipzig, Leipzig (S.R.) - all in Germany; the Division of Cardiology Section of Electrophysiology, Emory University, Atlanta (M.F.E.-C.); the Cardiology Clinical Academic Group, St. George's, University of London and St. George's University Hospitals NHS Foundation Trust London (E.R.B.), and Office of the Director of Clinical Electrophysiology Research and Lead for Inherited Arrhythmia Specialist Services, University College London and Barts Heart Centre (P.D.L.), London, the Oxford Biomedical Research Centre, Oxford University Hospitals NHS Trust, Oxford (T.R.B.), and Liverpool Heart and Chest Hospital, Liverpool (D.J.W.) - all in the United Kingdom; Valley Health System, Ridgewood, NJ (S.M.); the Department of Cardiology, Homolka Hospital, Prague, Czech Republic (P.N.); and CorVita Science Foundation, Chicago (M.C.B.)., Vernooy K; From the Heart Center, Department of Clinical and Experimental Cardiology, Amsterdam Cardiovascular Sciences, Amsterdam University Medical Centers, University of Amsterdam (R.E.K., L.R.A.O.N., L.V.A.B., T.F.B., A.-F.B.E.Q., L.S., W.S., A.W., K.C.W., J.R.G., K.M.K., M.C.B., J.G.P.T., A.A.M.W.), ERN GUARD-Heart (E.R.B., P.D.L., A.A.M.W.), and the Department of Cardiology, OLVG (J.S.S.G.J.), Amsterdam, the Department of Cardiology, Isala Heart Centre, Zwolle (P.-P.H.M.D.), the Department of Cardiology, St. Antonius Hospital, Nieuwegein (L.V.A.B.), the Department of Cardiology, Flevoziekenhuis, Almere (N.R.B.), the Department of Cardiology, Radboud University Medical Center, Nijmegen (M.A.B.), the Department of Cardiology, Cardiovascular Research Institute Maastricht, Maastricht University Medical Center, Maastricht (K.V.), the Department of Cardiology, Amphia Hospital, Breda (M.A.), Werkgroep Cardiologische Centra Nederland, Utrecht (M.A.), and the Department of Electrophysiology, Catharina Hospital, Eindhoven (F.A.L.E.B.) - all in the Netherlands; the First Department of Medicine-Cardiology, University Medical Center Mannheim, and the German Center for Cardiovascular Research Partner Site Heidelberg-Mannheim, Mannheim (J.K.), Klinik für Innere Medizin III, Schwerpunkt Kardiologie und Angiologie, Universitätsklinikum Schleswig-Holstein, Campus Kiel, Kiel (H.B.), the Department of Medicine I, Ludwig-Maximilians University Hospital, and the German Center for Cardiovascular Research, Munich Heart Alliance, Munich (S.K.), and the Department of Electrophysiology, Heart Center at University of Leipzig, Leipzig (S.R.) - all in Germany; the Division of Cardiology Section of Electrophysiology, Emory University, Atlanta (M.F.E.-C.); the Cardiology Clinical Academic Group, St. George's, University of London and St. George's University Hospitals NHS Foundation Trust London (E.R.B.), and Office of the Director of Clinical Electrophysiology Research and Lead for Inherited Arrhythmia Specialist Services, University College London and Barts Heart Centre (P.D.L.), London, the Oxford Biomedical Research Centre, Oxford University Hospitals NHS Trust, Oxford (T.R.B.), and Liverpool Heart and Chest Hospital, Liverpool (D.J.W.) - all in the United Kingdom; Valley Health System, Ridgewood, NJ (S.M.); the Department of Cardiology, Homolka Hospital, Prague, Czech Republic (P.N.); and CorVita Science Foundation, Chicago (M.C.B.)., Alings M; From the Heart Center, Department of Clinical and Experimental Cardiology, Amsterdam Cardiovascular Sciences, Amsterdam University Medical Centers, University of Amsterdam (R.E.K., L.R.A.O.N., L.V.A.B., T.F.B., A.-F.B.E.Q., L.S., W.S., A.W., K.C.W., J.R.G., K.M.K., M.C.B., J.G.P.T., A.A.M.W.), ERN GUARD-Heart (E.R.B., P.D.L., A.A.M.W.), and the Department of Cardiology, OLVG (J.S.S.G.J.), Amsterdam, the Department of Cardiology, Isala Heart Centre, Zwolle (P.-P.H.M.D.), the Department of Cardiology, St. Antonius Hospital, Nieuwegein (L.V.A.B.), the Department of Cardiology, Flevoziekenhuis, Almere (N.R.B.), the Department of Cardiology, Radboud University Medical Center, Nijmegen (M.A.B.), the Department of Cardiology, Cardiovascular Research Institute Maastricht, Maastricht University Medical Center, Maastricht (K.V.), the Department of Cardiology, Amphia Hospital, Breda (M.A.), Werkgroep Cardiologische Centra Nederland, Utrecht (M.A.), and the Department of Electrophysiology, Catharina Hospital, Eindhoven (F.A.L.E.B.) - all in the Netherlands; the First Department of Medicine-Cardiology, University Medical Center Mannheim, and the German Center for Cardiovascular Research Partner Site Heidelberg-Mannheim, Mannheim (J.K.), Klinik für Innere Medizin III, Schwerpunkt Kardiologie und Angiologie, Universitätsklinikum Schleswig-Holstein, Campus Kiel, Kiel (H.B.), the Department of Medicine I, Ludwig-Maximilians University Hospital, and the German Center for Cardiovascular Research, Munich Heart Alliance, Munich (S.K.), and the Department of Electrophysiology, Heart Center at University of Leipzig, Leipzig (S.R.) - all in Germany; the Division of Cardiology Section of Electrophysiology, Emory University, Atlanta (M.F.E.-C.); the Cardiology Clinical Academic Group, St. George's, University of London and St. George's University Hospitals NHS Foundation Trust London (E.R.B.), and Office of the Director of Clinical Electrophysiology Research and Lead for Inherited Arrhythmia Specialist Services, University College London and Barts Heart Centre (P.D.L.), London, the Oxford Biomedical Research Centre, Oxford University Hospitals NHS Trust, Oxford (T.R.B.), and Liverpool Heart and Chest Hospital, Liverpool (D.J.W.) - all in the United Kingdom; Valley Health System, Ridgewood, NJ (S.M.); the Department of Cardiology, Homolka Hospital, Prague, Czech Republic (P.N.); and CorVita Science Foundation, Chicago (M.C.B.)., Betts TR; From the Heart Center, Department of Clinical and Experimental Cardiology, Amsterdam Cardiovascular Sciences, Amsterdam University Medical Centers, University of Amsterdam (R.E.K., L.R.A.O.N., L.V.A.B., T.F.B., A.-F.B.E.Q., L.S., W.S., A.W., K.C.W., J.R.G., K.M.K., M.C.B., J.G.P.T., A.A.M.W.), ERN GUARD-Heart (E.R.B., P.D.L., A.A.M.W.), and the Department of Cardiology, OLVG (J.S.S.G.J.), Amsterdam, the Department of Cardiology, Isala Heart Centre, Zwolle (P.-P.H.M.D.), the Department of Cardiology, St. Antonius Hospital, Nieuwegein (L.V.A.B.), the Department of Cardiology, Flevoziekenhuis, Almere (N.R.B.), the Department of Cardiology, Radboud University Medical Center, Nijmegen (M.A.B.), the Department of Cardiology, Cardiovascular Research Institute Maastricht, Maastricht University Medical Center, Maastricht (K.V.), the Department of Cardiology, Amphia Hospital, Breda (M.A.), Werkgroep Cardiologische Centra Nederland, Utrecht (M.A.), and the Department of Electrophysiology, Catharina Hospital, Eindhoven (F.A.L.E.B.) - all in the Netherlands; the First Department of Medicine-Cardiology, University Medical Center Mannheim, and the German Center for Cardiovascular Research Partner Site Heidelberg-Mannheim, Mannheim (J.K.), Klinik für Innere Medizin III, Schwerpunkt Kardiologie und Angiologie, Universitätsklinikum Schleswig-Holstein, Campus Kiel, Kiel (H.B.), the Department of Medicine I, Ludwig-Maximilians University Hospital, and the German Center for Cardiovascular Research, Munich Heart Alliance, Munich (S.K.), and the Department of Electrophysiology, Heart Center at University of Leipzig, Leipzig (S.R.) - all in Germany; the Division of Cardiology Section of Electrophysiology, Emory University, Atlanta (M.F.E.-C.); the Cardiology Clinical Academic Group, St. George's, University of London and St. George's University Hospitals NHS Foundation Trust London (E.R.B.), and Office of the Director of Clinical Electrophysiology Research and Lead for Inherited Arrhythmia Specialist Services, University College London and Barts Heart Centre (P.D.L.), London, the Oxford Biomedical Research Centre, Oxford University Hospitals NHS Trust, Oxford (T.R.B.), and Liverpool Heart and Chest Hospital, Liverpool (D.J.W.) - all in the United Kingdom; Valley Health System, Ridgewood, NJ (S.M.); the Department of Cardiology, Homolka Hospital, Prague, Czech Republic (P.N.); and CorVita Science Foundation, Chicago (M.C.B.)., Bracke FALE; From the Heart Center, Department of Clinical and Experimental Cardiology, Amsterdam Cardiovascular Sciences, Amsterdam University Medical Centers, University of Amsterdam (R.E.K., L.R.A.O.N., L.V.A.B., T.F.B., A.-F.B.E.Q., L.S., W.S., A.W., K.C.W., J.R.G., K.M.K., M.C.B., J.G.P.T., A.A.M.W.), ERN GUARD-Heart (E.R.B., P.D.L., A.A.M.W.), and the Department of Cardiology, OLVG (J.S.S.G.J.), Amsterdam, the Department of Cardiology, Isala Heart Centre, Zwolle (P.-P.H.M.D.), the Department of Cardiology, St. Antonius Hospital, Nieuwegein (L.V.A.B.), the Department of Cardiology, Flevoziekenhuis, Almere (N.R.B.), the Department of Cardiology, Radboud University Medical Center, Nijmegen (M.A.B.), the Department of Cardiology, Cardiovascular Research Institute Maastricht, Maastricht University Medical Center, Maastricht (K.V.), the Department of Cardiology, Amphia Hospital, Breda (M.A.), Werkgroep Cardiologische Centra Nederland, Utrecht (M.A.), and the Department of Electrophysiology, Catharina Hospital, Eindhoven (F.A.L.E.B.) - all in the Netherlands; the First Department of Medicine-Cardiology, University Medical Center Mannheim, and the German Center for Cardiovascular Research Partner Site Heidelberg-Mannheim, Mannheim (J.K.), Klinik für Innere Medizin III, Schwerpunkt Kardiologie und Angiologie, Universitätsklinikum Schleswig-Holstein, Campus Kiel, Kiel (H.B.), the Department of Medicine I, Ludwig-Maximilians University Hospital, and the German Center for Cardiovascular Research, Munich Heart Alliance, Munich (S.K.), and the Department of Electrophysiology, Heart Center at University of Leipzig, Leipzig (S.R.) - all in Germany; the Division of Cardiology Section of Electrophysiology, Emory University, Atlanta (M.F.E.-C.); the Cardiology Clinical Academic Group, St. George's, University of London and St. George's University Hospitals NHS Foundation Trust London (E.R.B.), and Office of the Director of Clinical Electrophysiology Research and Lead for Inherited Arrhythmia Specialist Services, University College London and Barts Heart Centre (P.D.L.), London, the Oxford Biomedical Research Centre, Oxford University Hospitals NHS Trust, Oxford (T.R.B.), and Liverpool Heart and Chest Hospital, Liverpool (D.J.W.) - all in the United Kingdom; Valley Health System, Ridgewood, NJ (S.M.); the Department of Cardiology, Homolka Hospital, Prague, Czech Republic (P.N.); and CorVita Science Foundation, Chicago (M.C.B.)., Burke MC; From the Heart Center, Department of Clinical and Experimental Cardiology, Amsterdam Cardiovascular Sciences, Amsterdam University Medical Centers, University of Amsterdam (R.E.K., L.R.A.O.N., L.V.A.B., T.F.B., A.-F.B.E.Q., L.S., W.S., A.W., K.C.W., J.R.G., K.M.K., M.C.B., J.G.P.T., A.A.M.W.), ERN GUARD-Heart (E.R.B., P.D.L., A.A.M.W.), and the Department of Cardiology, OLVG (J.S.S.G.J.), Amsterdam, the Department of Cardiology, Isala Heart Centre, Zwolle (P.-P.H.M.D.), the Department of Cardiology, St. Antonius Hospital, Nieuwegein (L.V.A.B.), the Department of Cardiology, Flevoziekenhuis, Almere (N.R.B.), the Department of Cardiology, Radboud University Medical Center, Nijmegen (M.A.B.), the Department of Cardiology, Cardiovascular Research Institute Maastricht, Maastricht University Medical Center, Maastricht (K.V.), the Department of Cardiology, Amphia Hospital, Breda (M.A.), Werkgroep Cardiologische Centra Nederland, Utrecht (M.A.), and the Department of Electrophysiology, Catharina Hospital, Eindhoven (F.A.L.E.B.) - all in the Netherlands; the First Department of Medicine-Cardiology, University Medical Center Mannheim, and the German Center for Cardiovascular Research Partner Site Heidelberg-Mannheim, Mannheim (J.K.), Klinik für Innere Medizin III, Schwerpunkt Kardiologie und Angiologie, Universitätsklinikum Schleswig-Holstein, Campus Kiel, Kiel (H.B.), the Department of Medicine I, Ludwig-Maximilians University Hospital, and the German Center for Cardiovascular Research, Munich Heart Alliance, Munich (S.K.), and the Department of Electrophysiology, Heart Center at University of Leipzig, Leipzig (S.R.) - all in Germany; the Division of Cardiology Section of Electrophysiology, Emory University, Atlanta (M.F.E.-C.); the Cardiology Clinical Academic Group, St. George's, University of London and St. George's University Hospitals NHS Foundation Trust London (E.R.B.), and Office of the Director of Clinical Electrophysiology Research and Lead for Inherited Arrhythmia Specialist Services, University College London and Barts Heart Centre (P.D.L.), London, the Oxford Biomedical Research Centre, Oxford University Hospitals NHS Trust, Oxford (T.R.B.), and Liverpool Heart and Chest Hospital, Liverpool (D.J.W.) - all in the United Kingdom; Valley Health System, Ridgewood, NJ (S.M.); the Department of Cardiology, Homolka Hospital, Prague, Czech Republic (P.N.); and CorVita Science Foundation, Chicago (M.C.B.)., de Jong JSSG; From the Heart Center, Department of Clinical and Experimental Cardiology, Amsterdam Cardiovascular Sciences, Amsterdam University Medical Centers, University of Amsterdam (R.E.K., L.R.A.O.N., L.V.A.B., T.F.B., A.-F.B.E.Q., L.S., W.S., A.W., K.C.W., J.R.G., K.M.K., M.C.B., J.G.P.T., A.A.M.W.), ERN GUARD-Heart (E.R.B., P.D.L., A.A.M.W.), and the Department of Cardiology, OLVG (J.S.S.G.J.), Amsterdam, the Department of Cardiology, Isala Heart Centre, Zwolle (P.-P.H.M.D.), the Department of Cardiology, St. Antonius Hospital, Nieuwegein (L.V.A.B.), the Department of Cardiology, Flevoziekenhuis, Almere (N.R.B.), the Department of Cardiology, Radboud University Medical Center, Nijmegen (M.A.B.), the Department of Cardiology, Cardiovascular Research Institute Maastricht, Maastricht University Medical Center, Maastricht (K.V.), the Department of Cardiology, Amphia Hospital, Breda (M.A.), Werkgroep Cardiologische Centra Nederland, Utrecht (M.A.), and the Department of Electrophysiology, Catharina Hospital, Eindhoven (F.A.L.E.B.) - all in the Netherlands; the First Department of Medicine-Cardiology, University Medical Center Mannheim, and the German Center for Cardiovascular Research Partner Site Heidelberg-Mannheim, Mannheim (J.K.), Klinik für Innere Medizin III, Schwerpunkt Kardiologie und Angiologie, Universitätsklinikum Schleswig-Holstein, Campus Kiel, Kiel (H.B.), the Department of Medicine I, Ludwig-Maximilians University Hospital, and the German Center for Cardiovascular Research, Munich Heart Alliance, Munich (S.K.), and the Department of Electrophysiology, Heart Center at University of Leipzig, Leipzig (S.R.) - all in Germany; the Division of Cardiology Section of Electrophysiology, Emory University, Atlanta (M.F.E.-C.); the Cardiology Clinical Academic Group, St. George's, University of London and St. George's University Hospitals NHS Foundation Trust London (E.R.B.), and Office of the Director of Clinical Electrophysiology Research and Lead for Inherited Arrhythmia Specialist Services, University College London and Barts Heart Centre (P.D.L.), London, the Oxford Biomedical Research Centre, Oxford University Hospitals NHS Trust, Oxford (T.R.B.), and Liverpool Heart and Chest Hospital, Liverpool (D.J.W.) - all in the United Kingdom; Valley Health System, Ridgewood, NJ (S.M.); the Department of Cardiology, Homolka Hospital, Prague, Czech Republic (P.N.); and CorVita Science Foundation, Chicago (M.C.B.)., Wright DJ; From the Heart Center, Department of Clinical and Experimental Cardiology, Amsterdam Cardiovascular Sciences, Amsterdam University Medical Centers, University of Amsterdam (R.E.K., L.R.A.O.N., L.V.A.B., T.F.B., A.-F.B.E.Q., L.S., W.S., A.W., K.C.W., J.R.G., K.M.K., M.C.B., J.G.P.T., A.A.M.W.), ERN GUARD-Heart (E.R.B., P.D.L., A.A.M.W.), and the Department of Cardiology, OLVG (J.S.S.G.J.), Amsterdam, the Department of Cardiology, Isala Heart Centre, Zwolle (P.-P.H.M.D.), the Department of Cardiology, St. Antonius Hospital, Nieuwegein (L.V.A.B.), the Department of Cardiology, Flevoziekenhuis, Almere (N.R.B.), the Department of Cardiology, Radboud University Medical Center, Nijmegen (M.A.B.), the Department of Cardiology, Cardiovascular Research Institute Maastricht, Maastricht University Medical Center, Maastricht (K.V.), the Department of Cardiology, Amphia Hospital, Breda (M.A.), Werkgroep Cardiologische Centra Nederland, Utrecht (M.A.), and the Department of Electrophysiology, Catharina Hospital, Eindhoven (F.A.L.E.B.) - all in the Netherlands; the First Department of Medicine-Cardiology, University Medical Center Mannheim, and the German Center for Cardiovascular Research Partner Site Heidelberg-Mannheim, Mannheim (J.K.), Klinik für Innere Medizin III, Schwerpunkt Kardiologie und Angiologie, Universitätsklinikum Schleswig-Holstein, Campus Kiel, Kiel (H.B.), the Department of Medicine I, Ludwig-Maximilians University Hospital, and the German Center for Cardiovascular Research, Munich Heart Alliance, Munich (S.K.), and the Department of Electrophysiology, Heart Center at University of Leipzig, Leipzig (S.R.) - all in Germany; the Division of Cardiology Section of Electrophysiology, Emory University, Atlanta (M.F.E.-C.); the Cardiology Clinical Academic Group, St. George's, University of London and St. George's University Hospitals NHS Foundation Trust London (E.R.B.), and Office of the Director of Clinical Electrophysiology Research and Lead for Inherited Arrhythmia Specialist Services, University College London and Barts Heart Centre (P.D.L.), London, the Oxford Biomedical Research Centre, Oxford University Hospitals NHS Trust, Oxford (T.R.B.), and Liverpool Heart and Chest Hospital, Liverpool (D.J.W.) - all in the United Kingdom; Valley Health System, Ridgewood, NJ (S.M.); the Department of Cardiology, Homolka Hospital, Prague, Czech Republic (P.N.); and CorVita Science Foundation, Chicago (M.C.B.)., Tijssen JGP; From the Heart Center, Department of Clinical and Experimental Cardiology, Amsterdam Cardiovascular Sciences, Amsterdam University Medical Centers, University of Amsterdam (R.E.K., L.R.A.O.N., L.V.A.B., T.F.B., A.-F.B.E.Q., L.S., W.S., A.W., K.C.W., J.R.G., K.M.K., M.C.B., J.G.P.T., A.A.M.W.), ERN GUARD-Heart (E.R.B., P.D.L., A.A.M.W.), and the Department of Cardiology, OLVG (J.S.S.G.J.), Amsterdam, the Department of Cardiology, Isala Heart Centre, Zwolle (P.-P.H.M.D.), the Department of Cardiology, St. Antonius Hospital, Nieuwegein (L.V.A.B.), the Department of Cardiology, Flevoziekenhuis, Almere (N.R.B.), the Department of Cardiology, Radboud University Medical Center, Nijmegen (M.A.B.), the Department of Cardiology, Cardiovascular Research Institute Maastricht, Maastricht University Medical Center, Maastricht (K.V.), the Department of Cardiology, Amphia Hospital, Breda (M.A.), Werkgroep Cardiologische Centra Nederland, Utrecht (M.A.), and the Department of Electrophysiology, Catharina Hospital, Eindhoven (F.A.L.E.B.) - all in the Netherlands; the First Department of Medicine-Cardiology, University Medical Center Mannheim, and the German Center for Cardiovascular Research Partner Site Heidelberg-Mannheim, Mannheim (J.K.), Klinik für Innere Medizin III, Schwerpunkt Kardiologie und Angiologie, Universitätsklinikum Schleswig-Holstein, Campus Kiel, Kiel (H.B.), the Department of Medicine I, Ludwig-Maximilians University Hospital, and the German Center for Cardiovascular Research, Munich Heart Alliance, Munich (S.K.), and the Department of Electrophysiology, Heart Center at University of Leipzig, Leipzig (S.R.) - all in Germany; the Division of Cardiology Section of Electrophysiology, Emory University, Atlanta (M.F.E.-C.); the Cardiology Clinical Academic Group, St. George's, University of London and St. George's University Hospitals NHS Foundation Trust London (E.R.B.), and Office of the Director of Clinical Electrophysiology Research and Lead for Inherited Arrhythmia Specialist Services, University College London and Barts Heart Centre (P.D.L.), London, the Oxford Biomedical Research Centre, Oxford University Hospitals NHS Trust, Oxford (T.R.B.), and Liverpool Heart and Chest Hospital, Liverpool (D.J.W.) - all in the United Kingdom; Valley Health System, Ridgewood, NJ (S.M.); the Department of Cardiology, Homolka Hospital, Prague, Czech Republic (P.N.); and CorVita Science Foundation, Chicago (M.C.B.)., Wilde AAM; From the Heart Center, Department of Clinical and Experimental Cardiology, Amsterdam Cardiovascular Sciences, Amsterdam University Medical Centers, University of Amsterdam (R.E.K., L.R.A.O.N., L.V.A.B., T.F.B., A.-F.B.E.Q., L.S., W.S., A.W., K.C.W., J.R.G., K.M.K., M.C.B., J.G.P.T., A.A.M.W.), ERN GUARD-Heart (E.R.B., P.D.L., A.A.M.W.), and the Department of Cardiology, OLVG (J.S.S.G.J.), Amsterdam, the Department of Cardiology, Isala Heart Centre, Zwolle (P.-P.H.M.D.), the Department of Cardiology, St. Antonius Hospital, Nieuwegein (L.V.A.B.), the Department of Cardiology, Flevoziekenhuis, Almere (N.R.B.), the Department of Cardiology, Radboud University Medical Center, Nijmegen (M.A.B.), the Department of Cardiology, Cardiovascular Research Institute Maastricht, Maastricht University Medical Center, Maastricht (K.V.), the Department of Cardiology, Amphia Hospital, Breda (M.A.), Werkgroep Cardiologische Centra Nederland, Utrecht (M.A.), and the Department of Electrophysiology, Catharina Hospital, Eindhoven (F.A.L.E.B.) - all in the Netherlands; the First Department of Medicine-Cardiology, University Medical Center Mannheim, and the German Center for Cardiovascular Research Partner Site Heidelberg-Mannheim, Mannheim (J.K.), Klinik für Innere Medizin III, Schwerpunkt Kardiologie und Angiologie, Universitätsklinikum Schleswig-Holstein, Campus Kiel, Kiel (H.B.), the Department of Medicine I, Ludwig-Maximilians University Hospital, and the German Center for Cardiovascular Research, Munich Heart Alliance, Munich (S.K.), and the Department of Electrophysiology, Heart Center at University of Leipzig, Leipzig (S.R.) - all in Germany; the Division of Cardiology Section of Electrophysiology, Emory University, Atlanta (M.F.E.-C.); the Cardiology Clinical Academic Group, St. George's, University of London and St. George's University Hospitals NHS Foundation Trust London (E.R.B.), and Office of the Director of Clinical Electrophysiology Research and Lead for Inherited Arrhythmia Specialist Services, University College London and Barts Heart Centre (P.D.L.), London, the Oxford Biomedical Research Centre, Oxford University Hospitals NHS Trust, Oxford (T.R.B.), and Liverpool Heart and Chest Hospital, Liverpool (D.J.W.) - all in the United Kingdom; Valley Health System, Ridgewood, NJ (S.M.); the Department of Cardiology, Homolka Hospital, Prague, Czech Republic (P.N.); and CorVita Science Foundation, Chicago (M.C.B.).

Publikováno v: The New England journal of medicine [N Engl J Med] 2020 Aug 06; Vol. 383 (6), pp. 526-536.