title: Stimulus identifiability and perceptual ability in paired-associate learning of retardates.
mesh_terms: D000293:Adolescent; D000704:Analysis of Variance; D001538:Bender-Gestalt Test; D002648:Child; D002657:Child Development; D004192:Discrimination, Psychological; D004495:Education of Persons with Intellectual Disabilities; D006801:Humans; D007361:Intelligence Tests; D010153:Paired-Associate Learning; D014796:Visual Perception