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Greenfield SF, Brooks AJ, Gordon SM, Green CA, Kropp F, McHugh RK, Lincoln M, Hien D, Miele GM.Greenfield SF, et al. Among authors: mchugh rk.Drug Alcohol Depend. 2007 Jan 5;86(1):1-21. doi: 10.1016/j.drugalcdep.2006.05.012. Epub 2006 Jun 8.Drug Alcohol Depend. 2007.PMID: 16759822Free PMC article.Review.
McHugh RK, Otto MW.McHugh RK, et al.Am J Drug Alcohol Abuse. 2012 Mar;38(2):161-5. doi: 10.3109/00952990.2011.643990. Epub 2011 Dec 21.Am J Drug Alcohol Abuse. 2012.PMID: 22185368