title: Visual discrimination learning in familial retarded and nonretarded children.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D001288:Attention; D002648:Child; D002657:Child Development; D003118:Color Perception; D003210:Concept Formation; D003463:Cues; D004193:Discrimination Learning; D004495:Education of Persons with Intellectual Disabilities; D005260:Female; D005556:Form Perception; D006801:Humans; D008607:Intellectual Disability / Q000235:genetics*; D007361:Intelligence Tests; D008297:Male; D008568:Memory; D011340:Problem Solving; D012737:Sex Factors; D012858:Size Perception; D014796:Visual Perception