1. Cincinnati Children's Hospital Medical Center; Cincinnati Ohio
2. The Steven and Alexandra Cohen Children's Medical Center of New York; New Hyde Park New York
3. University of Arkansas for Medical Science; Little Rock
4. Hackensack University Medical Center; Joseph M. Sanzari Children's Hospital; Hackensack New Jersey
5. Hospital for Special Surgery, Weill Cornell Medicine; New York New York
6. Medical College of Wisconsin; Milwaukee
7. Connecticut Children's Medical Center; Hartford
8. Phoenix Children's Hospital; Phoenix Arizona
9. Children's National Medical Center; Washington DC
10. University of Chicago; Comer Children's Hospital; Chicago Illinois
11. Medical University of South Carolina; Charleston
12. Children's Hospital of Pittsburgh; Pittsburgh Pennsylvania
13. Emory University School of Medicine; Atlanta Georgia
14. University of Alabama at Birmingham
15. University of Louisville; Louisville Kentucky
16. Children's Hospital at Montefiore; Bronx New York
17. Cleveland Clinic Foundations; Cleveland Ohio