[Down's syndrome. II--Considerations on conceptual variables].
D000015:Abnormalities, Multiple; D001034:Apgar Score; D001724:Birth Weight; D004314:Down Syndrome; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D007746:Labor Presentation; D008297:Male; D008423:Maternal Age; D011247:Pregnancy
Síndrome de Down. II--Considerações sobre variáveis conceptuais.