title: [Reefer madness revisited: cannabis and psychosis].
authors.forename: John
authors.initials: J
authors.lastname: Witton
authors.forename: Robin M
authors.initials: RM
authors.lastname: Murray
mesh_terms: D006801:Humans; D002189:Marijuana Abuse / Q000523:psychology*; D011605:Psychoses, Substance-Induced / Q000209:etiology*; D012307:Risk Factors; D012559:Schizophrenia / Q000209:etiology