[Clement's test of stable foam as indicator of respiratory maturity of the fetus].
D005260:Female; D005315:Fetal Diseases / Q000175:diagnosis*; D005333:Fetus / Q000502:physiology*; D005865:Gestational Age; D006801:Humans; D008168:Lung / Q000196:embryology*; D008722:Methods; D011247:Pregnancy
Clements-ov test stabilne pene kao pokazatelj zrelosti respiratcionog sistema ploda