The marijuana problem.
D000293:Adolescent; D000328:Adult; D001519:Behavior / Q000187:drug effects; D002188:Cannabis; D003415:Crime; D004335:Drug and Narcotic Control; D005260:Female; D006266:Health Education; D006801:Humans; D007880:Legislation, Drug; D008297:Male; D010551:Personality; D010555:Personality Inventory; D012945:Social Values; D013334:Students; D019966:Substance-Related Disorders