1. Department of Pediatrics, Division of Pediatric Cardiology (LMK, SK, SC, SLA, MEM-M, LEP, MBR, LAP, APL), Duke University School of Medicine, Durham, NC
2. Department of Pediatrics, Section of Pediatric Cardiology, Baylor College of Medicine, Houston, TX (H.J.T.).
3. North West Thames Regional Genetics Service, St Mark’s Hospital, London, United Kingdom (V.P.).
4. Center for Inherited Cardiovascular Diseases, WellSpan Health, Lancaster, PA (C.A.A.C.).
5. Barts Heart Centre, St Bartholomew’s Hospital, Barts Health NHS Trust, London, United Kingdom (C.A.A.C.).
6. Cardiac Electrophysiology, Cardiovascular Division, Hospital of the University of Pennsylvania, Philadelphia (C.A.A.C.).
7. Department of Cardiovascular Medicine, Mayo Clinic, Rochester, MN (C.A.A.C.).
8. Department of Cell Biology (A.P.L.), Duke University School of Medicine, Durham, NC.