title: Previous child with trisomy 21 and abortion rate.
authors.forename: S
authors.initials: S
authors.lastname: Aymé
authors.forename: A
authors.initials: A
authors.lastname: Lippman
mesh_terms: D000022:Abortion, Spontaneous / Q000453:epidemiology / Q000235:genetics*; D000328:Adult; D002170:Canada; D004314:Down Syndrome / Q000453:epidemiology / Q000235:genetics*; D005260:Female; D005602:France; D006801:Humans; D008423:Maternal Age; D009630:Nondisjunction, Genetic; D011247:Pregnancy; D012306:Risk