title: AFP screening and Down syndrome.
authors.forename: A
authors.initials: A
authors.lastname: Baumgarten
mesh_terms: D004314:Down Syndrome / Q000097:blood / Q000175:diagnosis*; D005260:Female; D006801:Humans; D011247:Pregnancy; D012306:Risk; D000509:alpha-Fetoproteins / Q000032:analysis*
chemical_list: D000509:alpha-Fetoproteins