title: Neural tube defects: prenatal screening.
authors.forename: G K
authors.initials: GK
authors.lastname: Sickler
authors.forename: D A
authors.initials: DA
authors.lastname: Nyberg
mesh_terms: D005260:Female; D005315:Fetal Diseases / Q000175:diagnosis* / Q000517:prevention & control; D006801:Humans; D008403:Mass Screening / Q000379:methods; D009436:Neural Tube Defects / Q000175:diagnosis / Q000517:prevention & control*; D011247:Pregnancy; D012680:Sensitivity and Specificity; D016216:Ultrasonography, Prenatal; D000509:alpha-Fetoproteins / Q000032:analysis*
chemical_list: D000509:alpha-Fetoproteins