title: A cytologic study of amniotic fluid.
mesh_terms: D000653:Amniotic Fluid / Q000166:cytology*; D003584:Cytological Techniques; D004847:Epithelial Cells; D005260:Female; D005865:Gestational Age; D006801:Humans; D008854:Microscopy, Electron; D009061:Mouth Mucosa / Q000166:cytology / Q000196:embryology; D011247:Pregnancy; D012867:Skin / Q000166:cytology / Q000196:embryology; D014470:Umbilical Cord / Q000166:cytology