title: The Holtzman inkblot technique as a measure of perceptual development in mental retardation.
mesh_terms: D000293:Adolescent; D000328:Adult; D000704:Analysis of Variance; D002657:Child Development; D005260:Female; D005556:Form Perception; D006801:Humans; D007282:Ink Blot Tests; D008607:Intellectual Disability; D007360:Intelligence; D007361:Intelligence Tests; D008297:Male; D011336:Probability; D011582:Psychological Theory