1. Meyers Primary Care Institute A Joint Endeavor of University of Massachusetts Medical School Reliant Medical Group and Fallon HealthWorcester Massachusetts
2. Division of Geriatric Medicine University of Massachusetts Medical School Worcester Massachusetts
3. Institute for Health Research Kaiser Permanente Colorado Denver Colorado
4. Department of Family Medicine School of Medicine University of Colorado Aurora Colorado
5. Department of Epidemiology and Public Health School of Medicine University of Maryland Baltimore Maryland
6. School of Medicine Yale University New Haven Connecticut
7. Division of Geriatric Medicine Johns Hopkins University Baltimore Maryland
8. Division of Research Kaiser Permanente Northern California Oakland California
9. New Courtland Center for Transitions and Health School of Nursing University of Pennsylvania Philadelphia Pennsylvania
10. HealthPartners Institute Minneapolis Minnesota
11. Center for Health Research Kaiser Permanente Northwest Portland Oregon
12. Wake Forest Baptist Medical Center Winston Salem North Carolina
13. Kaiser Washington Health Research Institute Seattle Washington
14. School of Nursing University of Pennsylvania Philadelphia Pennsylvania
15. Gillings School of Global Public Health University of North Carolina Chapel Hill North Carolina
16. Palo Alto Medical Foundation Research Institute Palo Alto California
17. School of Nursing University of Washington Seattle Washington
18. Duke University Aging Center Duke UniversityDurham North Carolina
19. Geriatric Research Education and Clinical Center Durham Veterans Affairs Medical Center Durham North Carolina