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. University of California, San Francisco
8. Oregon Health & Science University, Portland
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. University of Massachusetts Medical School, Worcester
16. Boston University, Boston, Massachusetts
17. Northwestern University, Evanston, Illinois
18. University of Hawaii, Honolulu
19. Pacific Health Research and Education Institute, Honolulu, Hawaii
20. Tufts University, Medford, Massachusetts