title: Ultrasound markers of fetal Down syndrome.
authors.forename: R O
authors.initials: RO
authors.lastname: Bahado-Singh
authors.forename: I
authors.initials: I
authors.lastname: Mendilcioglu
authors.forename: J
authors.initials: J
authors.lastname: Copel
mesh_terms: D000328:Adult; D004314:Down Syndrome / Q000000981:diagnostic imaging*; D005260:Female; D006801:Humans; D011247:Pregnancy; D016216:Ultrasonography, Prenatal