Social reinforcement with normal and retarded children as a function of pretraining, sex of E, and sex of S.
D002648:Child; D006801:Humans; D007223:Infant; D008607:Intellectual Disability / Q000523:psychology*; D007858:Learning; D012056:Reinforcement, Social; D012727:Sex Characteristics
LEARNING/in infancy and childhood; MENTAL DEFICIENCY/psychology; SEX CHARACTERISTICS