1. Indiana University School of Medicine, Riley Hospital for Children Indianapolis Indiana USA
2. Boston University Chobanian & Avedisian School of Medicine Boston Medical Center Boston Massachusetts USA
3. University of Massachusetts Medical School Worcester Massachusetts USA
4. Kent Hospital Warwick Rhode Island USA
5. Yale School of Medicine New Haven Connecticut USA
6. Umass Chan Baystate Worcester Massachusetts USA
7. Maine Medical Center Tufts University School of Medicine Portland Maine USA
8. Vanderbilt University Medical Center Nashville Tennessee USA
9. Loyola University Medical Center Maywood Illinois USA
10. Alpert Medical School of Brown University Providence Rhode Island USA