Dynamics of the fetal lamb circulation before and after birth.
D000818:Animals; D005260:Female; D005333:Fetus / Q000502:physiology*; D011247:Pregnancy; D011270:Pregnancy, Animal / Q000502:physiology*; D011652:Pulmonary Circulation / Q000502:physiology*; D012756:Sheep / Q000502:physiology*