The use of ultrasound in the antenatal diagnosis of neural tube defects.
D000757:Anencephaly / Q000175:diagnosis; D002490:Central Nervous System / Q000002:abnormalities*; D004677:Encephalocele / Q000175:diagnosis; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D011247:Pregnancy; D011262:Pregnancy Trimester, Second; D011296:Prenatal Diagnosis; D016136:Spina Bifida Occulta / Q000175:diagnosis; D014463:Ultrasonography