title: UK classification of cannabis: is a change needed and why?
authors.forename: Louisa
authors.initials: L
authors.lastname: Degenhardt
authors.forename: Wayne D
authors.initials: WD
authors.lastname: Hall
authors.forename: Amanda
authors.initials: A
authors.lastname: Roxburgh
authors.forename: Richard P
authors.initials: RP
authors.lastname: Mattick
mesh_terms: D000293:Adolescent; D000328:Adult; D001315:Australia / Q000453:epidemiology; D003415:Crime / Q000706:statistics & numerical data; D006760:Hospitalization / Q000706:statistics & numerical data*; D006801:Humans; D002189:Marijuana Abuse / Q000150:complications / Q000453:epidemiology*; D008875:Middle Aged; D011618:Psychotic Disorders / Q000453:epidemiology / Q000209:etiology; D006113:United Kingdom / Q000453:epidemiology