1. Neonatal Intensive Care Unit
2. Departments of Neonatology
3. Perinatology, Akron Children's Hospital and Akron General Medical Center and Summa Health System, Akron, Ohio
4. Department of Neonatology, Rockford Memorial Hospital, Rockford, Illinois
5. Department of Neonatology, Children's Hospitals and Clinics and United Hospital Birth Center, St Paul, Minnesota
6. Department of Neonatology, Medical University of South Carolina, Charleston, South Carolina
7. Center for Advanced Pediatric Education, Stanford University, Stanford, California
8. Vermont Oxford Network, Burlington, Vermont