Assessment of fetal nuchal translucency test for Down's syndrome.
Neilson
J P
JP
Department of Obstetrics and Gynaecology, University of Liverpool, UK.
D004314:Down Syndrome / Q000000981:diagnostic imaging*; D005260:Female; D006801:Humans; D009333:Neck / Q000000981:diagnostic imaging / Q000196:embryology; D011247:Pregnancy; D012680:Sensitivity and Specificity; D016216:Ultrasonography, Prenatal