Article
Alcohol dependence with comorbid drug dependence: genetic and phenotypic associations suggest a more severe form of the disorder with stronger genetic contribution to risk.
Addiction (Abingdon, England) - 1 Jul 2007
Dick Danielle M, Agrawal Arpana, Wang Jen C, Hinrichs Anthony, Bertelsen Sarah, Bucholz Kathleen K, Schuckit Marc, Kramer John, Nurnberger John, Tischfield Jay, Edenberg Howard J, Goate Alison, Bierut Laura J
Abstract excerpt
BACKGROUND: Twin data suggest that alcohol dependence comorbid with illicit drug dependence represents a more heritable form of the disorder. In the Collaborative Study on the Genetics of Alcoholism sample, approximately half the alcohol-dependent individuals also meet diagnostic criteria for ill...
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