title: Antenatal screening for Down's syndrome.
authors.forename: H
authors.initials: H
authors.lastname: Cuckle
authors.forename: R
authors.initials: R
authors.lastname: Lilford
mesh_terms: D006063:Chorionic Gonadotropin / Q000032:analysis; D004314:Down Syndrome / Q000175:diagnosis*; D005260:Female; D005315:Fetal Diseases / Q000175:diagnosis*; D006801:Humans; D011247:Pregnancy; D011296:Prenatal Diagnosis / Q000379:methods*
chemical_list: D006063:Chorionic Gonadotropin