The effects of social reinforcement and training on institutionalized mentally retarded children.
D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D004495:Education of Persons with Intellectual Disabilities; D005260:Female; D006758:Hospital Volunteers; D006801:Humans; D008149:Love; D008297:Male; D012056:Reinforcement, Social; D012919:Social Behavior