title: DELAY OF REWARD AND LEARNING IN MENTALLY RETARDED AND NORMAL CHILDREN.
mesh_terms: D000293:Adolescent; D002648:Child; D004193:Discrimination Learning; D006801:Humans; D008607:Intellectual Disability; D007858:Learning; D019989:Persons with Intellectual Disabilities; D012201:Reward
keywords: ADOLESCENCE; CHILD; DISCRIMINATION LEARNING; MENTAL RETARDATION; REWARD