Development of premature twins with dissimilar birth weight. II. Mental development.
D001307:Auditory Perception; D001724:Birth Weight; D002648:Child; D002675:Child, Preschool; D004328:Drive; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D006948:Hyperkinesis; D007231:Infant, Newborn; D007234:Infant, Premature; D007360:Intelligence; D007361:Intelligence Tests; D008297:Male; D011247:Pregnancy; D014427:Twins; D014796:Visual Perception