title: Prenatal diagnosis of spina bifida and anencephaly through maternal plasma-alpha-fetoprotein measurement.
mesh_terms: D000328:Adult; D000510:Alpha-Globulins / Q000032:analysis*; D000757:Anencephaly / Q000175:diagnosis*; D001800:Blood Specimen Collection; D005260:Female; D005326:Fetal Proteins / Q000032:analysis*; D005865:Gestational Age; D006801:Humans; D011247:Pregnancy; D011296:Prenatal Diagnosis; D012189:Retrospective Studies; D016135:Spinal Dysraphism / Q000175:diagnosis*; D013997:Time Factors
chemical_list: D000510:Alpha-Globulins; D005326:Fetal Proteins