title: [Down's syndrome. I--Considerations on maternal variables].
mesh_terms: D000293:Adolescent; D000328:Adult; D001938:Brazil; D036861:Delivery, Obstetric; D004314:Down Syndrome / Q000453:epidemiology*; D005260:Female; D006801:Humans; D008423:Maternal Age; D008875:Middle Aged; D010298:Parity; D010331:Paternal Age; D018566:Pregnancy, High-Risk; D012306:Risk
vernacular_title: Síndrome de Down. I--Considerações sobre variáveis maternas.