title: Punished and unpunished operant behavior after atropine administration to the VMH of squirrel monkeys.
mesh_terms: D000818:Animals; D001285:Atropine / Q000494:pharmacology*; D003216:Conditioning, Operant / Q000187:drug effects*; D004327:Drinking Behavior; D005247:Feeding Behavior; D000882:Haplorhini; D007031:Hypothalamus / Q000187:drug effects* / Q000502:physiology; D007266:Inhibition, Psychological; D008297:Male; D011678:Punishment; D012055:Reinforcement Schedule; D012201:Reward
chemical_list: D001285:Atropine