1. Amsterdam UMC, University of Amsterdam, Heart Centre, and Department of Clinical and Experimental Cardiology, Amsterdam Cardiovascular Sciences, Meibergdreef 9, 1105 AZ Amsterdam, The Netherlands
2. Division of Heart Rhythm Services, Department of Cardiovascular Medicine, Mayo Clinic, 200 First St SW, Rochester, MN, USA
3. Division of Pediatric Cardiology, Department of Pediatric and Adolescent Medicine, Mayo Clinic, 200 First St SW, Rochester, MN, USA
4. Department of Molecular Pharmacology and Experimental Therapeutics, Windland Smith Rice Sudden Death Genomics Laboratory, Mayo Clinic, 200 First St SW, Rochester, MN, USA
5. Service de Cardiologie et CNMR Maladies Cardiaques Héréditaires Rares, Hôpital Bichat, 46 Rue Henri Huchard, Paris, France
6. Department of Cardiology, Royal Brompton Hospital, Sydney St, Chelsea, London, UK
7. Division of Arrhythmia and Electrophysiology, Department of Cardiovascular Medicine, National Cerebral and Cardiovascular Centre, 5 Chome-7-1 Fujishirodai, Suita, Osaka, Japan
8. Department of Cardiovascular Medicine, Shiga University of Medical Science, Seta Tsukinowacho, Otsu, Japan
9. Agnes Ginges Centre for Molecular Cardiology at Centenary Institute, The University of Sydney, Locked Bag 6, Newtown, Sydney, Australia
10. Faculty of Medicine and Health, The University of Sydney, Locked Bag 6, Newtown, Sydney, Australia
11. Department of Cardiology, Royal Prince Alfred Hospital, Locked Bag 6, Newtown, Sydney, Australia
12. Department of Cardiology, Centre for Cardiological Innovation, Oslo University Hospital, Rikshospitalet, Sognsvannsveien 20, Oslo, Norway
13. Department of Cardiology, University Medical Centre Mannheim, Theodor-Kutzer-Ufer 1 - 3, Mannheim, Germany
14. German Centre for Cardiovascular Research (DZHK), Partner Site Heidelberg/Mannheim, Mannheim, Germany
15. Istituto Auxologico Italiano, IRCCS, Center for Cardiac Arrhythmias of Genetic Origin, Via Pier Lombardo 22, Milan, Italy
16. Hôpital Necker-Enfants-Malades, Cardiologie Pédiatrique, 149 Rue de Sèvres, Paris, France
17. LIRYC Institute, Bordeaux University Hospital, Bordeaux University, Avenue du Haut Lévêque, Pessac- Bordeaux, France
18. Cardiac Inherited Disease Group New Zealand, Green Lane Paediatric and Congenital Cardiac Services, Starship Children's Hospital, 2 Park Rd, Grafton, Auckland 1023 New Zealand
19. Department of Paediatrics Child and Youth Health, The University of Auckland, Auckland, New Zealand
20. Division of Cardiology, Heart Rhythm Services, University of British Columbia, 1033 Davie Street, Vancouver, BC, Canada
21. BC Children's Hospital, 4480 Oak St, Vancouver, BC, Canada
22. Department of Pediatrics, University of British Columbia, 4480 Oak Street, Vancouver, BC, Canada
23. Department of Cardiology, Rigshospitalet, Blegdamsvej 9, Copenhagen, Denmark
24. Heart and Lung Centre, Helsinki University Hospital and Helsinki University, Tukholmankatu 8 A Helsinki, Finland
25. Department of Cardiovascular Diseases, University Hospitals Leuven, Herestraat 49, Leuven, Belgium
26. Department of Bioscience and Genetics, National Cerebral and Cardiovascular Centre, 5 Chome-7-1 Fujishirodai, Suita, Osaka, Japan
27. Section of Cardiac Electrophysiology, Division of Cardiology, Department of Medicine, Western University, 339 Windermere Road, B6-129B, London, ON, Canada
28. Department of Cardiology, University of Groningen, University Medical Centre Groningen, Hanzeplein 1, GZ Groningen, The Netherlands
29. Department of Pediatric Cardiology, Sophia Children’s Hospital, Erasmus University Medical Centre, Doctor Molewaterplein 40, 3015 GD Rotterdam, The Netherlands
30. L'Institut du Thorax, Cardiologic Department and Reference Center for Hereditary Arrhythmic Diseases INSERM 1087, Boulevard Monod, Nantes, France
31. Department of Pediatrics, Monroe Carell Jr Children's Hospital at Vanderbilt, Vanderbilt University Medical Centre, 2200 Children's Way, Nashville, TN, USA
32. Department of Pediatric Cardiology, Emma Children's Hospital, Amsterdam UMC, University of Amsterdam, Meibergdreef 9, AZ Amsterdam, The Netherlands
33. Department of Pediatric Cardiology, Willem-Alexander Children's Hospital, Leiden University Medical Centre, Albinusdreef 2, ZA Leiden, The Netherlands
34. Molecular and Clinical Sciences Research Institute, St. George's, University of London, Cranmer Terrace, London, UK
35. Cardiology Clinical Academic Group, St. George’s University Hospitals NHS Foundation Trust, Cranmer Terrace, London, UK
36. Department of Cardiovascular Medicine, Nippon Medical School, 1-1-5, Sendagi, Bunkyo-ku, Tokyo, Japan
37. Brahim Centre of Excellence in Research of Hereditary Disorders, Princess Al-Jawhara Al, 7393 Al-Malae'b St, King Abdul Aziz University, Jeddah, Kingdom of Saudi Arabia