1. University of Cincinnati College of Medicine and Cincinnati Children's Hospital Medical Center Cincinnati Ohio
2. Children's Mercy Hospital Kansas City Missouri
3. University of Connecticut Hartford
4. Ohio State University and Nationwide Children's Hospital Columbus Ohio
5. Harvard Medical School and Boston Children's Hospital Boston Massachusetts
6. The Hospital for Sick Children and University of Toronto Toronto Ontario Canada
7. University of Connecticut School of Medicine and Children's Medical Center Hartford
8. Indiana University School of Medicine and Riley Hospital for Children Indianapolis Indiana