1. Department of Internal Medicine, Warren Alpert Medical School, Brown University, Providence, RI.
2. South County Hospital, Wakefield, RI.
3. Intramural Research Program, National Institute on Drug Abuse, National Institutes of Health, Baltimore, MD, and Adjunct Associate Professor, Center for Alcohol and Addiction Studies, Brown University.
4. Center for Alcohol and Addiction Studies, Brown University.Center for Alcohol and Addiction Studies, Brown University, Deputy Director of Research, Providence Veterans Affairs Medical Center, Providence, RI, and Professor of Psychiatry, Department of Psychiatry and Human Behavior, Warren Alpert Medical School, Brown University. Center for Alcohol and Addiction Studies, and Department of Psychiatr