Luteolytic action of intrauterine devices in sheep as affected by duration of progesterone influence and by the age of the corpus luteum.
D000818:Animals; D003338:Corpus Luteum / Q000187:drug effects / Q000254:growth & development; D004971:Estrus; D005260:Female; D006065:Gonadotropins, Pituitary / Q000494:pharmacology; D007434:Intrauterine Devices; D011247:Pregnancy; D011374:Progesterone / Q000494:pharmacology*; D012756:Sheep; D013997:Time Factors
D006065:Gonadotropins, Pituitary; D011374:Progesterone