Clinical commentary: Report from the Society for Maternal-Fetal Medicine.
Ferguson
James E
JE
D004314:Down Syndrome / Q000175:diagnosis* / Q000000981:diagnostic imaging; D005260:Female; D006176:Gynecology / Q000639:trends*; D006801:Humans; D048208:Nuchal Translucency Measurement; D009774:Obstetrics / Q000639:trends*; D011247:Pregnancy; D011296:Prenatal Diagnosis / Q000379:methods / Q000639:trends*; D012955:Societies, Medical / Q000639:trends*; D014481:United States