[1] Univ Vermont, Larner Coll Med, Vermont Ctr Behav & Hlth, Burlington, VT 05401 USA
[2] Univ Vermont, Dept Psychol Sci, Burlington, VT 05401 USA
[3] Univ Vermont, Larner Coll Med, Dept Psychiat, Burlington, VT 05401 USA
[4] Univ Vermont, Larner Coll Med, Dept Med Biostat, Burlington, VT 05401 USA
[5] Brown Univ, Ctr Alcohol & Addict Studies, Providence, RI USA
[6] Johns Hopkins Univ, Behav Pharmacol Res Unit, Sch Med, Baltimore, MD USA
[7] Univ Vermont, Univ Hlth Ctr, Larner Coll Med, Vermont Ctr Behav & Hlth, 1 S Prospect St, Burlington, VT 05401 USA