title: Statistical flaw in SURUSS model.
authors.forename: D A
authors.initials: DA
authors.lastname: Krantz
authors.forename: T W
authors.initials: TW
authors.lastname: Hallahan
authors.forename: V
authors.initials: V
authors.lastname: James Macri
authors.forename: James N
authors.initials: JN
authors.lastname: Macri
mesh_terms: D015415:Biomarkers / Q000032:analysis; D018997:Chorionic Gonadotropin, beta Subunit, Human / Q000032:analysis; D003627:Data Interpretation, Statistical; D004314:Down Syndrome / Q000175:diagnosis*; D005260:Female; D006801:Humans; D015233:Models, Statistical; D009010:Monte Carlo Method; D009333:Neck / Q000000981:diagnostic imaging* / Q000196:embryology; D011247:Pregnancy; D011261:Pregnancy Trimester, First; D011266:Pregnancy-Associated Plasma Protein-A / Q000032:analysis; D011296:Prenatal Diagnosis / Q000379:methods*; D014463:Ultrasonography
chemical_list: D015415:Biomarkers; D018997:Chorionic Gonadotropin, beta Subunit, Human; D011266:Pregnancy-Associated Plasma Protein-A