title: Screening for neural-tube defects.
mesh_terms: D005260:Female; D006801:Humans; D007231:Infant, Newborn; D007753:Laboratories / Q000592:standards*; D009436:Neural Tube Defects / Q000517:prevention & control*; D011247:Pregnancy; D011863:Radioimmunoassay / Q000592:standards; D000509:alpha-Fetoproteins / Q000032:analysis*
chemical_list: D000509:alpha-Fetoproteins