Response of beef cows to exogenous progesterone and estradiol at various stages postpartum.
D000818:Animals; D002417:Cattle; D004958:Estradiol / Q000494:pharmacology*; D004971:Estrus / Q000187:drug effects*; D005260:Female; D010060:Ovulation / Q000187:drug effects; D049590:Postpartum Period; D011247:Pregnancy; D011374:Progesterone / Q000494:pharmacology*
D011374:Progesterone; D004958:Estradiol