Substance use and sexual risk: a participant- and episode-level analysis among a cohort of men who have sex with men.
Colfax G, Vittinghoff E, Husnik MJ, McKirnan D, Buchbinder S, Koblin B, Celum C, Chesney M, Huang Y, Mayer K, Bozeman S, Judson FN, Bryant KJ, Coates TJ; EXPLORE Study Team.
Colfax G, et al. Among authors: coates tj.
Am J Epidemiol. 2004 May 15;159(10):1002-12. doi: 10.1093/aje/kwh135.
Am J Epidemiol. 2004.
PMID: 15128613