title: Amniotic fluid alpha-fetoprotein and acetylcholinesterase in early genetic amniocentesis.
authors: J D
authors: JD
authors: Stephens
mesh_terms: D000110:Acetylcholinesterase / Q000032:analysis*; D000649:Amniocentesis; D000653:Amniotic Fluid / Q000032:analysis*; D005260:Female; D006801:Humans; D011247:Pregnancy; D000509:alpha-Fetoproteins / Q000032:analysis*
chemical_list: D000509:alpha-Fetoproteins; D000110:Acetylcholinesterase