Screening for Down's syndrome.
Chard
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Department of Reproductive Physiology, St Bartholomew's Hospital, London, UK.
D000328:Adult; D006063:Chorionic Gonadotropin / Q000097:blood; D004314:Down Syndrome / Q000097:blood / Q000175:diagnosis*; D004964:Estriol / Q000097:blood; D005260:Female; D006801:Humans; D007265:Inhibins / Q000031:analogs & derivatives / Q000097:blood; D011247:Pregnancy; D011262:Pregnancy Trimester, Second; D011296:Prenatal Diagnosis; D012680:Sensitivity and Specificity; D000509:alpha-Fetoproteins / Q000032:analysis
D006063:Chorionic Gonadotropin; D000509:alpha-Fetoproteins; D007265:Inhibins; D004964:Estriol