Sounding board: Antenatal diagnosis, alpha fetoprotein and the FDA.
D000649:Amniocentesis; D000653:Amniotic Fluid / Q000032:analysis; D000757:Anencephaly / Q000175:diagnosis / Q000196:embryology; D005260:Female; D005315:Fetal Diseases / Q000175:diagnosis*; D005326:Fetal Proteins / Q000032:analysis*; D006801:Humans; D007880:Legislation, Drug; D011247:Pregnancy; D011261:Pregnancy Trimester, First; D011296:Prenatal Diagnosis; D016135:Spinal Dysraphism / Q000175:diagnosis / Q000196:embryology; D014481:United States; D014486:United States Food and Drug Administration; D000509:alpha-Fetoproteins / Q000032:analysis*
D005326:Fetal Proteins; D000509:alpha-Fetoproteins