1. VA Minneapolis Health Care SystemMinneapolisMNUSA
2. Cooperative Studies Program Coordinating CenterVA Connecticut Healthcare SystemWest HavenCTUSA
3. VA Cooperative Studies Program Clinical Research Pharmacy Coordinating CenterAlbuquerqueNMUSA
4. William S. Middleton Memorial Veterans HospitalMadisonWIUSA
5. Bronx Veterans Medical Research CenterNew YorkNYUSA
6. VAMCWashingtonDCUSA
7. Louis Stokes Cleveland VAMCClevelandOHUSA
8. University of Pennsylvania School of MedicinePhiladelphiaPAUSA
9. VA Miami Healthcare SystemMiamiFLUSA
10. VA Maryland Healthcare SystemUniversity of Maryland Medical School, Department of PsychiatryBaltimoreMDUSA
11. VA Maryland Healthcare SystemBaltimoreMDUSA
12. VA North Texas Healthcare SystemDallasTXUSA
13. Ralph H. Johnson VAMCMedical University of South CarolinaCharlestonSCUSA
14. VA Ann Arbor Healthcare SystemAnn ArborMIUSA
15. VA Caribbean Healthcare SystemSan JuanPR
16. Bay Pines VA Healthcare SystemBay PinesFLUSA
17. VA Boston Healthcare SystemBostonMAUSA
18. VA Puget Sound Healthcare System, Department of Psychiatry and Behavioral SciencesUniversity of WashingtonSeattleWAUSA
19. Iowa City VAMCUniversity of IowaIowa CityIAUSA
20. W.G. (Bill) Hefner VAMCSalisburyNCUSA