Amniotic fluid acetylcholinesterase.
D000110:Acetylcholinesterase / Q000032:analysis*; D000649:Amniocentesis / Q000379:methods; D000653:Amniotic Fluid / Q000201:enzymology*; D005260:Female; D006801:Humans; D009436:Neural Tube Defects / Q000175:diagnosis*; D011247:Pregnancy
D000110:Acetylcholinesterase