1. Columbia University Irving Medical Center New York New York
2. University of Michigan Ann Arbor
3. University of Texas Health Science Center Houston
4. University of Pittsburgh Medical Center Pittsburgh Pennsylvania
5. University of Utah Salt Lake City
6. Hospital for Special Surgery New York New York
7. Medical University of South Carolina Charleston
8. Yale School of Medicine New Haven Connecticut
9. Johns Hopkins University Baltimore Maryland
10. George Washington University Washington DC
11. Georgetown University Washington DC