title: The genetic sonogram in screening for Down syndrome.
authors.forename: R
authors.initials: R
authors.lastname: Smith-Bindman
authors.forename: V A
authors.initials: VA
authors.lastname: Feldstein
authors.forename: J D
authors.initials: JD
authors.lastname: Goldberg
mesh_terms: D004314:Down Syndrome / Q000000981:diagnostic imaging* / Q000235:genetics; D005260:Female; D006801:Humans; D011247:Pregnancy; D018570:Risk Assessment; D016216:Ultrasonography, Prenatal / Q000706:statistics & numerical data