1. University of Iowa, Iowa City
2. Fairfax Family Practice Residency, Fairfax, Virginia
3. Virginia Commonwealth University, Richmond
4. Veterans Affairs Palo Alto Health Care System, Palo Alto, California
5. Stanford University, Stanford, California
6. Harvard Medical School, Boston, Massachusetts
7. Oregon Health & Science University, Portland
8. Columbia University, New York, New York
9. University of Pennsylvania, Philadelphia
10. Virginia Tech Carilion School of Medicine, Roanoke
11. Nationwide Children’s Hospital, Columbus, Ohio
12. Temple University, Philadelphia, Pennsylvania
13. University of Alabama at Birmingham
14. University of California, Los Angeles
15. Boston University, Boston, Massachusetts
16. Northwestern University, Evanston, Illinois
17. University of Hawaii, Honolulu
18. Pacific Health Research and Education Institute, Honolulu, Hawaii
19. Tufts University, Medford, Massachusetts