Mental and developmental milestones of noninstitutionalized Down's syndrome children.
D000293:Adolescent; D000328:Adult; D002648:Child; D002657:Child Development; D002668:Child Rearing; D002675:Child, Preschool; D004314:Down Syndrome; D004777:Environment; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D007360:Intelligence; D007361:Intelligence Tests; D007804:Language Development; D008297:Male; D009048:Motor Skills