Quantitative and qualitative characteristics of the face in Down's syndrome.
D000293:Adolescent; D000328:Adult; D002508:Cephalometry; D002648:Child; D002675:Child, Preschool; D004314:Down Syndrome / Q000235:genetics / Q000473:pathology*; D005145:Face / Q000033:anatomy & histology*; D006801:Humans; D007223:Infant; D007231:Infant, Newborn