The effect of pregnancy, ovariectomy and parturition on plasma progesterone level in sheep.
D000818:Animals; D002369:Castration; D036861:Delivery, Obstetric; D005260:Female; D010053:Ovary / Q000502:physiology*; D011247:Pregnancy; D011374:Progesterone / Q000097:blood*; D012756:Sheep
D011374:Progesterone