1. Oregon Health & Science University Portland
2. Oregon Health & Science University and Legacy Devers Eye Institute Portland Oregon
3. Brigham and Women’s Hospital Boston Massachusetts
4. State University of New York Downstate Health Sciences University Brooklyn
5. Hospital for Special Surgery Weill Cornell Medicine New York New York
6. University of Nebraska Medical Center and Omaha VA Hospital Omaha Nebraska
7. McGill University Montreal Quebec Canada
8. University of California San Francisco San Francisco VA Medical Center and Philip R. Lee Institute for Health Policy San Francisco California
9. University of Pennsylvania and Corporal Michael J. Crescenz VAMC Philadelphia Pennsylvania
10. University of Texas Southwestern Medical Center Dallas
11. Indiana University School of Medicine Indianapolis