title: Biochemical and ultrasound screening for Down's syndrome: rivals or partners?
authors.affiliation: Centre for Reproduction, Growth and Development Research School of Medicine, Leeds, UK.
authors.forename: H
authors.initials: H
authors.lastname: Cuckle
mesh_terms: D015415:Biomarkers / Q000097:blood; D004314:Down Syndrome / Q000097:blood / Q000175:diagnosis* / Q000000981:diagnostic imaging; D005260:Female; D006801:Humans; D011247:Pregnancy; D011296:Prenatal Diagnosis; D014463:Ultrasonography; D000509:alpha-Fetoproteins / Q000032:analysis
chemical_list: D015415:Biomarkers; D000509:alpha-Fetoproteins