[Effects of verbal reinforcement combinations on discrimination learning and discrimination shift learning in normal and mentally retarded children].
D000704:Analysis of Variance; D002648:Child; D003118:Color Perception; D004193:Discrimination Learning; D005556:Form Perception; D006801:Humans; D008607:Intellectual Disability; D007361:Intelligence Tests; D012054:Reinforcement, Psychology; D012057:Reinforcement, Verbal