title: Relation of age and mongolism to lateral preferences in severely subnormal subjects.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D001925:Brain Damage, Chronic; D002648:Child; D002675:Child, Preschool; D004314:Down Syndrome; D005260:Female; D007839:Functional Laterality; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008607:Intellectual Disability / Q000175:diagnosis*; D008297:Male