1. Oregon Health & Science University and Legacy Devers Eye Institute Portland
2. Brigham and Women’s Hospital Boston Massachusetts
3. Oregon Health & Science University Portland
4. SUNY Downstate Health Sciences University Brooklyn New York
5. Hospital for Special Surgery and Weill Cornell Medicine New York New York
6. University of Nebraska Medical Center and VA Nebraska–Western Iowa Health Care System Omaha
7. University of California and VA Medical Center San Francisco
8. University of Pennsylvania and Corporal Michael J. Crescenz VAMC Philadelphia
9. Kaiser Permanente Redwood City California
10. Stanford University Medical Center Stanford California