title: Dimerization of urinary beta-core/hCFbetacf: a cause of poor beta-core assay performance in Down syndrome screening studies.
authors.forename: R K
authors.initials: RK
authors.lastname: Iles
authors.forename: S A
authors.initials: SA
authors.lastname: Butler
authors.forename: E
authors.initials: E
authors.lastname: Jacoby
mesh_terms: D018997:Chorionic Gonadotropin, beta Subunit, Human / Q000652:urine*; D019281:Dimerization; D004314:Down Syndrome / Q000175:diagnosis* / Q000196:embryology / Q000652:urine; D005260:Female; D005315:Fetal Diseases / Q000175:diagnosis* / Q000196:embryology / Q000652:urine; D006801:Humans; D011247:Pregnancy; D011296:Prenatal Diagnosis / Q000592:standards*; D012680:Sensitivity and Specificity
chemical_list: D018997:Chorionic Gonadotropin, beta Subunit, Human