title: Anomalous marker patterns in Down syndrome screening.
authors.forename: N J
authors.initials: NJ
authors.lastname: Wald
authors.forename: J P
authors.initials: JP
authors.lastname: Bestwick
authors.forename: I M
authors.initials: IM
authors.lastname: Barnes
authors.forename: L H
authors.initials: LH
authors.lastname: Kellner
mesh_terms: D000328:Adult; D015415:Biomarkers / Q000097:blood; D004314:Down Syndrome / Q000097:blood / Q000175:diagnosis*; D005189:False Positive Reactions; D005260:Female; D006801:Humans; D008403:Mass Screening / Q000379:methods*; D011247:Pregnancy; D011296:Prenatal Diagnosis / Q000379:methods* / Q000706:statistics & numerical data; D018570:Risk Assessment / Q000379:methods / Q000706:statistics & numerical data
chemical_list: D015415:Biomarkers