1. Division of Alcohol and Drug Abuse, Department of Psychiatry, School of Medicine, University of Texas Health Science Center,
San Antonio, TX, USA
2. Alcohol & Drug Abuse Institute, University of Washington, Seattle, WA, USA
3. Department of Psychiatry & Behavioral Sciences, University of Washington School of Medicine, Psychiatry & Behavioral Sciences, Seattle, WA, USA
4. McLean Hospital, Harvard Medical School,
Belmont, CA, USA
5. ADAPT,
Roseburg, OR, USA
6. The EMMES Corporation,
Rockville, MD, USA
7. National Institute on Drug Abuse, Center for the Clinical Trials Network,
Bethesda, MD, USA