Article
Genetic etiology of the common liability to drug dependence: evidence of common and specific mechanisms for DSM-IV dependence symptoms.
Drug and alcohol dependence - 1 Jun 2012
Palmer Rohan H C, Button Tanya M, Rhee Soo H, Corley Robin P, Young Susan E, Stallings Michael C, Hopfer Christian J, Hewitt John K
Abstract excerpt
BACKGROUND: We investigated the etiological nature of comorbid alcohol, tobacco, and cannabis DSM-IV dependence symptoms in late adolescence and young adulthood while accounting for gender differences in the magnitude of genetic and environmental influences. METHODS: Univariate and multivariate twin modeling was used to determine the heritability of each substance and the etiology of multiple drug problems in a...
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