title: Interference in an unconjugated estriol assay causing a false negative integrated prenatal screening report.
authors.forename: Alan William
authors.initials: AW
authors.lastname: Dennis
authors.forename: Victoria Mok
authors.initials: VM
authors.lastname: Siu
authors.forename: Carla
authors.initials: C
authors.lastname: Campagnolo
authors.forename: Steven J
authors.initials: SJ
authors.lastname: Soldin
mesh_terms: D000328:Adult; D006063:Chorionic Gonadotropin / Q000097:blood; D004314:Down Syndrome / Q000097:blood* / Q000175:diagnosis*; D004964:Estriol / Q000097:blood*; D005188:False Negative Reactions; D005260:Female; D006801:Humans; D048208:Nuchal Translucency Measurement; D011247:Pregnancy; D011266:Pregnancy-Associated Plasma Protein-A / Q000032:analysis; D000509:alpha-Fetoproteins / Q000032:analysis
chemical_list: D006063:Chorionic Gonadotropin; D000509:alpha-Fetoproteins; D011266:Pregnancy-Associated Plasma Protein-A; D004964:Estriol