title: Maternal age in Down syndrome.
authors.forename: P A
authors.initials: PA
authors.lastname: Baird
authors.forename: A D
authors.initials: AD
authors.lastname: Sadovnick
mesh_terms: D001955:British Columbia; D004314:Down Syndrome / Q000453:epidemiology / Q000235:genetics*; D005260:Female; D006801:Humans; D008423:Maternal Age; D011247:Pregnancy