1. Cardiovascular Genetics Center, Montreal Heart Institute, Université de Montréal , Montréal, QC , Canada
2. Arrhythmia Section, Cardiology Department, Hospital Clínic, Universitat de Barcelona , Barcelona , Spain
3. Institut d'Investigació August Pi i Sunyer (IDIBAPS) , Barcelona , Spain
4. Division of Heart and Lungs, Department of Cardiology, University Medical Center Utrecht, Utrecht University , Utrecht , The Netherlands
5. Division of Cardiology, Department of Medicine, Johns Hopkins Hospital , Baltimore, MD , USA
6. Department of Molecular Medicine, University of Pavia , Pavia , Italy
7. Department of Molecular Cardiology, IRCCS Istituti Clinici Scientifici Maugeri , Pavia , Italy
8. Department of Molecular Cardiology, Centro Nacional de Investigaciones Cardiovasculares , Madrid , Spain
9. Department of Cardiology, Centre Hospitalier Universitaire Nantes , Nantes , France
10. Centre for Cardiovascular Innovation, Division of Cardiology, University of British Columbia , Vancouver, BC , Canada
11. Department of Cardiology, Aarhus University Hospital , Aarhus N , Denmark
12. Department of Clinical Medicine, Health, Aarhus University , Aarhus N , Denmark
13. Department of Cardiology, Hospital de la Santa Creu i Sant Pau, IIB Sant Pau, Universitat Autònoma de Barcelona , CIBERCV, Barcelona , Spain
14. Arrhythmia Unit, Department of Cardiology, Hospital Universitari de Bellvitge, L'Hospitalet de Llobregat , Barcelona , Spain
15. Population Health Research Institute, McMaster University , Hamilton, ON , Canada
16. Division of Cardiology, Hamilton Health Sciences , Hamilton, ON , Canada
17. Section of Cardiac Electrophysiology, Division of Cardiology, Department of Medicine, Western University , London, ON , Canada
18. Cardiac Electrophysiology Service, Quenn Elisabeth II Health Sciences Center, Dalhousie University , Halifax, NS , Canada
19. St-Boniface Hospital, University of Manitoba , Winnipeg, MB , Canada
20. National Reference Center for Inherited Arrhythmias of Lyon, Louis Pradel Cardiovascular Hospital, Hospices Civils de Lyon , Lyon , France
21. Cardiac Electrophysiology Service, Ottawa Heart Institute, University of Ottawa , Ottawa, ON , Canada
22. Cardiomyopathy Unit, Department of Cardiology, Careggi University Hospital , Florence , Italy
23. Department of Cardiology, Policlinico Casilino , Rome , Italy
24. Cardiovascular Research Center and Cardiac Arrhythmia Service, Massachusetts General Hospital , Boston, MA , USA
25. Department of Clinical Electrophysiology and Cardiac Pacing Centro Cardiologico Monzino , IRCCSC, Milan , Italy
26. Department of Biomedical Sciences and Public Health, Cardiology and Arrhythmology Clinic, University Hospital Umberto I-Salesi-Lancisi, Marche Polytechnic University , Ancona , Italy
27. Intermountain Medical Center Heart Institute, Intermountain Medical Center , Murray, UT , USA
28. Centro de Investigación Biomédica en Red de Enfermedades Cardiovasculares (CIBERCV) , Madrid , Spain
29. European Reference Network for rare, low prevalence and complex diseases of the heart - ERN GUARD-Heart
30. Department of Clinical, Special and Dental Sciences, Cardiology and Arrhythmology Clinic, University Hospital Umberto I-Salesi-Lancisi, MarchePolytechnic University , Ancona , Italy
31. Department of Clinical Electrophysiology and Cardiac Pacing Centro Cardiologico Monzino, IRCCSC , Milan , Italy
32. Department of Biomedical, Surgical and Dentistry Sciences, University of Milan , Milan , Italy