1. Ann and Robert H. Lurie Children's Hospital and Feinberg School of Medicine, Northwestern University, Chicago, Illinois
2. Children's Hospital of Pittsburgh and University of Pittsburgh School of Medicine, Pittsburgh, Pennsylvania
3. Children's Hospital Colorado and University of Colorado School of Medicine, Aurora, Colorado
4. Children's Hospital of Philadelphia and University of Pennsylvania School of Medicine, Philadelphia, Pennsylvania
5. Children's Healthcare of Atlanta and Emory University School of Medicine, Atlanta, Georgia
6. Washington University, St. Louis, Missouri
7. Nationwide Children's Hospital, Columbus, Ohio
8. Children's Hospital Association, Overland Park, Kansas
9. Children's Mercy Hospital and University of Missouri, Kansas City, Missouri