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