1. San Francisco Veterans Affairs Health Care System
2. University of California, San Francisco
3. VA Connecticut Healthcare System
4. Yale School of Medicine
5. James A. Haley Veterans’ Hospital
6. University of South Florida Morsani College of Medicine
7. VA Portland Health Care System
8. Oregon Health & Science University
9. VA St. Louis Health Care System
10. Washington University School of Medicine
11. Minneapolis VA Health Care System
12. University of Minnesota School of Medicine
13. University of Arkansas for Medical Sciences
14. Central Arkansas VA Healthcare System
15. Indianapolis VA Medical Center
16. Indiana University School of Medicine
17. VA Eastern Colorado Health Care System
18. University of Colorado School of Medicine