title: Serum screening for Down's syndrome. Existing tests not good enough.
authors.forename: R
authors.initials: R
authors.lastname: Keatinge
authors.forename: C
authors.initials: C
authors.lastname: Rogers
mesh_terms: D004314:Down Syndrome / Q000175:diagnosis*; D005260:Female; D005315:Fetal Diseases / Q000175:diagnosis*; D006801:Humans; D008403:Mass Screening; D011237:Predictive Value of Tests; D011247:Pregnancy; D011296:Prenatal Diagnosis; D006113:United Kingdom