1. Department of Pediatrics, The Labatt Family Heart Centre and Translational Medicine, The Hospital for Sick Children & Research Institute and the University of Toronto, Room 1725D, 555 University Avenue, Toronto, ON M5G 1X8, Canada
2. Cardiovascular Department, San Donato Hospital, Via Curtatone 54 - 52100 Arezzo, Italy
3. L’Institut du Thorax, INSERM, CNRS, UNIV Nantes, 8 quai Moncousu, 44007 Nantes, France
4. Department of Laboratory Medicine and Pathobiology, University of Toronto, 27 King's College Circle, Toronto, Ontario M5S 1A1, Canada
5. Department of Medicine, University Health Network—Toronto General Hospital, 200 Elizabeth Street 4NU-492, Toronto, Ontario M5G 2C4, Canada
6. Department of Psychology, University of Toronto, 27 King's College Circle, Toronto, Ontario M5S 1A1, Canada
7. Department of Cardiology, University Heart Center Zurich, Rämistrasse 100, 8091 Zürich, Switzerland
8. Department of Cardiovascular Medicine, Division of Heart Rhythm Services, Windland Smith Rice Genetic Heart Rhythm Clinic, Mayo Clinic, Rochester, MN, USA
9. Department of Pediatric and Adolescent Medicine, Division of Pediatric Cardiology, Mayo Clinic, Rochester, MN, USA
10. Department of Molecular Pharmacology and Experimental Therapeutics, Windland Smith Rice Sudden Death Genomics Laboratory, Mayo Clinic, Rochester, MN, USA
11. Institute for Genetics of Heart Diseases, Department für Kardiologie und Angiologie, Zentrum für Innere Medizin, Universitätsklinikum Münster Albert-Schweitzer-Campus 1, Gebäude D3 48149 Münster, Germany