Fetal age and amniotic fluid cytology.
D000653:Amniotic Fluid / Q000166:cytology*; D001724:Birth Weight; D002452:Cell Count; D005865:Gestational Age; D006801:Humans; D007231:Infant, Newborn; D008055:Lipids; D013194:Staining and Labeling
D008055:Lipids