The corpus luteum of the sheep: effect of the removal of embryos on luteal function.
D000818:Animals; D003338:Corpus Luteum / Q000502:physiology*; D004624:Embryo Transfer; D004971:Estrus; D005260:Female; D066298:In Vitro Techniques; D011247:Pregnancy; D011270:Pregnancy, Animal; D012756:Sheep; D014599:Uterus / Q000601:surgery