Agency for Healthcare Research and Quality
American Diabetes Association
American Medical Association
Association of American Medical Colleges
Burroughs-Wellcome Fund
Centers for Disease Control and Prevention
Centers for Medicare and Medicaid Services, (formerly HCFA)
Department of Veteran Affairs
Doris Duke Charitable Foundation
Food and Drug Administration
Johnson & Johnson
Merck and Company
National Institutes of Health
Pfizer, Inc.
Robert Wood Johnson Foundation
United Health Foundation