title: Nuchal fluid accumulation in trisomy-21 detected by vaginosonography in first trimester.
authors.forename: J
authors.initials: J
authors.lastname: Szabó
authors.forename: J
authors.initials: J
authors.lastname: Gellén
mesh_terms: D004314:Down Syndrome / Q000175:diagnosis*; D004487:Edema / Q000175:diagnosis*; D005260:Female; D005315:Fetal Diseases / Q000175:diagnosis*; D006801:Humans; D009333:Neck; D011247:Pregnancy; D011261:Pregnancy Trimester, First; D016216:Ultrasonography, Prenatal / Q000379:methods*; D014621:Vagina