title: Deprivation level and frustration in the rat: effect of deprivation level on persistence of the partial reinforcement effect.
mesh_terms: D000818:Animals; D001522:Behavior, Animal; D001835:Body Weight; D003213:Conditioning, Psychological; D005108:Extinction, Psychological; D005247:Feeding Behavior; D005508:Food Deprivation; D005639:Frustration; D006799:Housing, Animal; D008124:Locomotion; D008297:Male; D051381:Rats; D012055:Reinforcement Schedule; D012201:Reward