title: Letter: Alpha-fetoprotein during mid-trimester induced abortion.
mesh_terms: D000028:Abortion, Induced; D000328:Adult; D000653:Amniotic Fluid / Q000032:analysis*; D005260:Female; D005326:Fetal Proteins / Q000032:analysis*; D006801:Humans; D011247:Pregnancy; D011262:Pregnancy Trimester, Second; D000509:alpha-Fetoproteins / Q000032:analysis*
chemical_list: D005326:Fetal Proteins; D000509:alpha-Fetoproteins