1. University of California, Los Angeles
2. Division of Cardiology, David Geffen School of Medicine, University of California, Los Angeles, California, USA
3. Department of Human Genetics, David Geffen School of Medicine, University of California, Los Angeles, California, USA
4. PatientCrossroads, San Mateo, California, USA
5. Department of Biomathematics, David Geffen School of Medicine, University of California, Los Angeles, California, USA
6. Parent Project Muscular Dystrophy, Hackensack, New Jersey, USA
7. Pediatric Cardiology, University of California, Los Angeles, California, USA
8. Department of Human Genetics and Department of Pathology and Laboratory Medicine, David Geffen School of Medicine, University of California, Los Angeles, California, USA;