1. Division of Cardiovascular Medicine, Brigham and Women’s Hospital, Boston, Massachusetts
2. Department of Internal Medicine, University of Michigan, Ann Arbor
3. Stanford Center for Inherited Heart Disease, Palo Alto, California
4. Section of Cardiovascular Medicine, Yale University, New Haven, Connecticut
5. Heart Institute and the Division of Human Genetics, Cincinnati Children’s Hospital Medical Center, Cincinnati, Ohio
6. Department of Cardiology, Boston Children’s Hospital, Boston, Massachusetts
7. Division of Cardiology, Children’s Hospital of Philadelphia, Philadelphia, Pennsylvania
8. Agnes Ginges Centre for Molecular Cardiology, Centenary Institute and The University of Sydney, Sydney, New South Wales, Australia
9. Heart Institute (Instituto do Coração da Universidade de São Paulo), University of São Paulo Medical School, São Paulo, Brazil
10. Cardiomyopathy Unit and Genetic Unit, Careggi University Hospital, Florence, Italy
11. Department of Biostatistics, Harvard T. H. Chan School of Public Health, Boston, Massachusetts