title: Screening for genetic anomalies.
mesh_terms: D005260:Female; D006801:Humans; D009436:Neural Tube Defects / Q000517:prevention & control*; D011247:Pregnancy; D011248:Pregnancy Complications / Q000235:genetics*; D000509:alpha-Fetoproteins / Q000032:analysis*
chemical_list: D000509:alpha-Fetoproteins