title: Heroin addicts' views of commonly abused drugs: a semantic differential approach.
mesh_terms: D000328:Adult; D000661:Amphetamine; D002188:Cannabis; D005260:Female; D003932:Heroin; D006801:Humans; D008238:Lysergic Acid Diethylamide; D008297:Male; D008691:Methadone / Q000627:therapeutic use; D009021:Morphine Dependence / Q000628:therapy; D010465:Perception; D012659:Semantic Differential
chemical_list: D003932:Heroin; D008238:Lysergic Acid Diethylamide; D000661:Amphetamine; D008691:Methadone