title: Dimensions of multiple drug use and a typology of drug users.
authors.forename: D A
authors.initials: DA
authors.lastname: Wilkinson
authors.forename: G M
authors.initials: GM
authors.lastname: Leigh
authors.forename: J
authors.initials: J
authors.lastname: Cordingley
authors.forename: G W
authors.initials: GW
authors.lastname: Martin
authors.forename: H
authors.initials: H
authors.lastname: Lei
mesh_terms: D000293:Adolescent; D000328:Adult; D005260:Female; D006801:Humans; D008297:Male; D008722:Methods; D009864:Ontario; D011581:Psychological Tests; D013223:Statistics as Topic; D019966:Substance-Related Disorders / Q000145:classification / Q000453:epidemiology* / Q000523:psychology