1. Department of Pediatric Newborn Medicine; Brigham and Women's Hospital; Boston Massachusetts
2. Medical Genetics Unit; MassGeneral Hospital for Children; Boston Massachusetts
3. Department of Pediatrics; Harvard Medical School; Boston Massachusetts
4. Division of Pediatric Congenital Cardiology; MassGeneral Hospital for Children; Boston Massachusetts
5. Hunt Consulting Associates; Chapel Hill North Carolina
6. Department of Pathology; Massachusetts General Hospital; Boston Massachusetts
7. Department of Pathology; Harvard Medical School; Boston Massachusetts