Article
DSM-IV alcohol dependence: a categorical or dimensional phenotype?
Psychological medicine - 1 Dec 2006
Hasin Deborah S, Liu Xinhua, Alderson Donald, Grant Bridget F
Abstract excerpt
BACKGROUND: Etiologic research on complex disorders including alcohol dependence requires informative phenotypes. Information is lost when categorical variables represent inherently dimensional conditions. We investigated the validity of DSM-IV alcohol dependence as a dimensional phenotype by exa...
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