title: Serum screening for Down's syndrome.
authors.forename: P
authors.initials: P
authors.lastname: Burton
authors.forename: J J
authors.initials: JJ
authors.lastname: Kurinczuk
authors.forename: H
authors.initials: H
authors.lastname: Botha
authors.forename: A
authors.initials: A
authors.lastname: Lowry
authors.forename: T A
authors.initials: TA
authors.lastname: Sheldon
mesh_terms: D004314:Down Syndrome / Q000175:diagnosis*; D005260:Female; D006801:Humans; D015233:Models, Statistical; D011247:Pregnancy; D011296:Prenatal Diagnosis / Q000379:methods*