title: Discriminative effects of narcotic agonists and antagonists in the rat and squirrel monkey [proceedings].
mesh_terms: D000818:Animals; D001362:Avoidance Learning / Q000187:drug effects; D004192:Discrimination, Psychological / Q000187:drug effects*; D000882:Haplorhini; D009292:Narcotic Antagonists / Q000494:pharmacology*; D009294:Narcotics / Q000494:pharmacology*; D051381:Rats; D012453:Saimiri
chemical_list: D009292:Narcotic Antagonists; D009294:Narcotics