Ultrastructure of human amniotic fluid cells in late pregnancy.
D000650:Amnion / Q000166:cytology*; D000653:Amniotic Fluid / Q000032:analysis*; D004475:Ectoderm / Q000166:cytology; D005260:Female; D005333:Fetus / Q000166:cytology; D006801:Humans; D008854:Microscopy, Electron; D011247:Pregnancy