1. Clinical Psychoneuroendocrinology and Neuropsychopharmacology Section, Translational Addiction Medicine Branch National Institute on Drug Abuse Intramural Research Program and National Institute on Alcohol Abuse and Alcoholism Division of Intramural Clinical and Biological Research, National Institutes of Health Baltimore and Bethesda Maryland USA
2. Center on Compulsive Behaviors National Institutes of Health Bethesda Maryland USA
3. Johns Hopkins Bloomberg School of Public Health Johns Hopkins University Baltimore Maryland USA
4. Clinical Core Laboratory, Office of the Clinical Director National Institute on Alcohol Abuse and Alcoholism, National Institutes of Health Bethesda Maryland USA
5. Clinical Pharmacokinetics Research Laboratory, Department of Biomedical and Pharmaceutical Sciences University of Rhode Island Kingston Rhode Island USA
6. Center for Alcohol and Addiction Studies, Department of Behavioral and Social Sciences Brown University Providence Rhode Island USA
7. Medication Development Program, National Institute on Drug Abuse Intramural Research Program National Institutes of Health Baltimore Maryland USA
8. Division of Addiction Medicine, Department of Medicine, School of Medicine Johns Hopkins University Baltimore Maryland USA