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Keyes KM, Grant BF, Hasin DS.Keyes KM, et al. Among authors: hasin ds.Drug Alcohol Depend. 2008 Jan 11;93(1-2):21-9. doi: 10.1016/j.drugalcdep.2007.08.017. Epub 2007 Nov 5.Drug Alcohol Depend. 2008.PMID: 17980512Free PMC article.