Article
Genetic and environmental influences on cannabis use initiation and problematic use: a meta-analysis of twin studies.
Addiction (Abingdon, England) - 1 Mar 2010
Verweij Karin J H, Zietsch Brendan P, Lynskey Michael T, Medland Sarah E, Neale Michael C, Martin Nicholas G, Boomsma Dorret I, Vink Jacqueline M
Abstract excerpt
BACKGROUND: Because cannabis use is associated with social, physical and psychological problems, it is important to know what causes some individuals to initiate cannabis use and a subset of those to become problematic users. Previous twin studies found evidence for both genetic and environmental...
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