1. Department of Pediatrics, Emory University and Children’s Healthcare of Atlanta at Egleston, Atlanta, Georgia
2. School of Medicine, Washington University and St Louis Children’s Hospital, St Louis, Missouri
3. Department of Pediatrics, Children's Hospital of Colorado, Aurora, Colorado
4. Division of Neonatology, Children's Hospital of Philadelphia, Philadelphia, Pennsylvania
5. Departments of Pediatrics
6. Department of Pediatrics, St Louis Children's Hospital, St Louis, Missouri
7. Department of Anesthesia, Children’s Hospital of Pittsburgh of UPMC, Pittsburgh, Pennsylvania
8. Le Bonheur Children's Hospital, Memphis, Tennessee
9. Children's Hospital Association, Overland Park, Kansas
10. Department of Neonatology, Nationwide Children's Hospital, Columbus, Ohio
11. Nemours Children’s Health System, Wilmington, Delaware
12. Division of Neonatology, Department of Pediatrics, School of Medicine, University of Missouri-Kansas City and Children's Mercy Kansas City, Missouri