title: Retrospective and prospective epidemiological studies of 1,500 karyotyped spontaneous human abortions.
authors.forename: Patricia A
authors.initials: PA
authors.lastname: Jacobs
mesh_terms: D000022:Abortion, Spontaneous / Q000453:epidemiology* / Q000235:genetics*; D005260:Female; D006801:Humans; D008423:Maternal Age; D011247:Pregnancy; D014314:Trisomy