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Psychotic experiences are linked to cannabis use in adolescents in the community because of common underlying environmental risk factors.

Authors: Sania Shakoor, Helena M.S. Zavos, Philip McGuire, Alastair G. Cardno, et al
Psychiatry Research, 30 June 2015

Cannabis users are more likely to have psychotic experiences (PEs). The degree to which these associations are driven by genetic or environmental influences in adolescence is unknown. This study estimated the genetic and environmental contributions to the relationship between…