title: Discrimination learning of retarded children as a function of positive reinforcement and response cost.
mesh_terms: D002648:Child; D003118:Color Perception; D003216:Conditioning, Operant; D004193:Discrimination Learning; D004495:Education of Persons with Intellectual Disabilities; D005260:Female; D006801:Humans; D008607:Intellectual Disability / Q000534:rehabilitation; D007361:Intelligence Tests; D008297:Male; D011678:Punishment; D012055:Reinforcement Schedule; D012054:Reinforcement, Psychology; D012201:Reward; D012858:Size Perception