1. Veterans Affairs Medical Center
and University of Minnesota, Minneapolis
2. Cooperative Studies Program Coordinating Center, Veterans Affairs Connecticut Healthcare System, West Haven
3. Geriatric Research Education and Clinical Centers (GRECC), Durham Veterans Affairs Medical Center and Duke University, North Carolina
4. University of Colorado Denver, Anschutz Medical Campus, Aurora
5. Veterans Affairs San Diego Healthcare System and University of California, San Diego
6. University of Rochester, New York
7. Veterans Affairs Medical Center, St Louis, Missouri
8. Hines Veterans Affairs Medical Center, Chicago, Illinois
9. Veterans Affairs Maryland Health Care System and University of Maryland, Baltimore
10. Veterans Affairs Medical Center, Seattle, Washington
11. Vanderbilt University and Mid-South GRECC, Veterans Affairs Tennessee Valley Healthcare System, Nashville
12. Veterans Affairs Ann Arbor Health Care System and University Of Michigan, Ann Arbor
13. National Institute of Allergy and Infectious Diseases, Bethesda, Maryland
14. Veterans Affairs Medical Center, Tampa, Florida
15. Cooperative Studies Program Central Research Pharmacy Coordinating Center, Albuquerque, New Mexico
16. Merck and Co, Whitehouse Station, New Jersey