title: [Substitution toxicomania].
authors.forename: A L
authors.initials: AL
authors.lastname: CANCADO
mesh_terms: D000661:Amphetamine; D001462:Barbital / Q000031:analogs & derivatives; D006801:Humans; D009892:Opium; D004364:Pharmaceutical Preparations
chemical_list: D004364:Pharmaceutical Preparations; D001462:Barbital; D009892:Opium; D000661:Amphetamine