1. University of Pittsburgh Graduate School of Public Health, Pennsylvania
2. University of Pittsburgh Medical Center, Pennsylvania
3. University of Pittsburgh School of Medicine, Pennsylvania
4. Fred Hutchinson Cancer Research Center and University of Washington, Seattle
5. Jackson Health System, Miami, Florida
6. University of Wisconsin School of Medicine, Madison
7. Wayne State University, Detroit, Michigan
8. University of Minnesota, Minneapolis
9. University of Utah and Associated Regional and University Pathologists Laboratories, Salt Lake City
10. Johns Hopkins University School of Medicine, Baltimore, Maryland
11. University of Utah Health Care Hospitals and Clinics, Salt Lake City
12. University of Miami Hospital and Clinics/Sylvester Cancer Center, Florida
13. Duke University Medical Center, Durham, North Carolina
14. University of Utah School of Medicine, Salt Lake City
15. UC Davis Medical Center, Sacramento, California
16. Augusta University Medical Center
17. Medical College of Georgia at Augusta University
18. University of Washington Medical Center, Seattle
19. University of Florida College of Medicine, Gainesville