Alpha-fetoprotein and karyotyping of amniotic fluid.
D000653:Amniotic Fluid / Q000032:analysis*; D003362:Cost-Benefit Analysis; D005260:Female; D006801:Humans; D007621:Karyotyping; D008318:Malpractice / Q000191:economics; D011247:Pregnancy; D000509:alpha-Fetoproteins / Q000032:analysis*
D000509:alpha-Fetoproteins