title: Raised maternal serum alpha-fetoprotein levels in subsequent pregnancies.
mesh_terms: D005260:Female; D006801:Humans; D002546:Ischemic Attack, Transient / Q000188:drug therapy*; D009436:Neural Tube Defects / Q000517:prevention & control*; D011247:Pregnancy; D000509:alpha-Fetoproteins / Q000032:analysis*
chemical_list: D000509:alpha-Fetoproteins