1. Minneapolis VA Health Care System, Minneapolis, Minnesota
2. James J. Peters VA Medical Research Center, New York, New York
3. William S. Middleton Memorial Veterans Hospital, Madison, Wisconsin
4. Cooperative Studies Program Clinical Research Pharmacy Coordinating Center, Albuquerque, New Mexico
5. Louis Stokes Cleveland VA Medical Center, Cleveland, Ohio6Case Western Reserve University School of Medicine, Cleveland, Ohio
6. Washington DC VA Medical Center, Washington, DC
7. University of Pennsylvania School of Medicine, Philadelphia
8. Miami VA Healthcare System, Miami, Florida
9. VA Maryland Healthcare System, Baltimore11University of Maryland Medical School, Department of Psychiatry, Baltimore
10. VA North Texas Health Care System, Dallas
11. Ralph H. Johnson VA Medical Center, Charleston, South Carolina14Department of Health Studies, Medical University of South Carolina, Charleston15Roper St Francis Healthcare, Charleston, South Carolina
12. VA Ann Arbor Healthcare System, Ann Arbor, Michigan
13. VA Caribbean Healthcare System, San Juan, Puerto Rico
14. Bay Pines VA Healthcare System, Bay Pines, Florida
15. VA Boston Healthcare System, Boston, Massachusetts
16. VA Puget Sound Health Care System, Seattle, Washington21Department of Psychiatry and Behavioral Sciences, University of Washington, Seattle
17. Iowa City VA Medical Center, Iowa City, Iowa23University of Iowa, Iowa City
18. W. G. (Bill) Hefner VA Medical Center, Salisbury, North Carolina
19. Cooperative Studies Program Coordinating Center, VA Connecticut Healthcare System, West Haven26Yale University School of Public Health, New Haven, Connecticut