title: Combining 'nasal bone length assessment as MoM' with other markers for trisomy 21 screening: could it be more effective?
authors: Fatma Bahar
authors: FB
authors: Cebesoy
mesh_terms: D015415:Biomarkers; D004314:Down Syndrome / Q000175:diagnosis* / Q000000981:diagnostic imaging; D005260:Female; D006801:Humans; D008403:Mass Screening; D009295:Nasal Bone / Q000002:abnormalities / Q000000981:diagnostic imaging*; D016216:Ultrasonography, Prenatal
chemical_list: D015415:Biomarkers