title: Patterns of cognitive ability in nonretarded and retarded children.
mesh_terms: D001307:Auditory Perception; D002648:Child; D003071:Cognition; D003119:Color Perception Tests; D005163:Factor Analysis, Statistical; D005556:Form Perception; D006801:Humans; D008607:Intellectual Disability; D007360:Intelligence; D008568:Memory; D008570:Memory, Short-Term; D012959:Socioeconomic Factors; D014796:Visual Perception