The uterus and unilateral regression of corpora lutea in the pig.
D000818:Animals; D003338:Corpus Luteum / Q000502:physiology*; D005260:Female; D007044:Hysterectomy; D011247:Pregnancy; D011270:Pregnancy, Animal; D011374:Progesterone; D013552:Swine
D011374:Progesterone