The use of verbal mediation in the retarded as a function of developmental level and response availability.
D000293:Adolescent; D000328:Adult; D002657:Child Development; D005260:Female; D006801:Humans; D008607:Intellectual Disability; D007360:Intelligence; D008297:Male; D008568:Memory; D010153:Paired-Associate Learning; D011930:Reaction Time; D014705:Verbal Behavior; D014796:Visual Perception