Center for Family Research, Athens, Georgia, United States
Powell Chemical Dependency Center, Des Moines, Iowa, United States
Matrix Institute on Addictions, Tarzana, California, United States
University of Colorado Health Sciences Center, Denver, Colorado, United States
Langley Porter Psychiatric Institute, San Francisco, California, United States
Johns Hopkins Medical Institutions, Baltimore, Maryland, United States
Behavioral Pharmacology Research Unit, Baltimore, Maryland, United States
Uniformed Services University of Health Science, Bethesda, Maryland, United States
Univeristy of Minnesota, Minneapolis, Minnesota, United States
Univerisity of Minnesota, Minneapolis, Minnesota, United States
Oregon Health & Science University, Divsion of Health Promotion & Sports Medicine, Portland, Oregon, United States
Massachusetts General Hospital, Boston, Massachusetts, United States
AIDS Project East Bay (APEB), Oakland, California, United States
Adult Immunology Clinic, Highland Hospital, Oakland, California, United States
Kaiser Permanente Medical Center, San Francisco, California, United States