title: Pretraining effects on performance of rats with hippocampal lesions.
mesh_terms: D000818:Animals; D001522:Behavior, Animal; D003216:Conditioning, Operant; D005247:Feeding Behavior; D006624:Hippocampus / Q000502:physiology*; D051381:Rats; D012055:Reinforcement Schedule; D013238:Stereotaxic Techniques