Estrogen metabolism and excretion during the bovine estrous cycle.
D000818:Animals; D002247:Carbon Isotopes; D002417:Cattle; D002854:Chromatography, Paper; D002855:Chromatography, Thin Layer; D004958:Estradiol / Q000652:urine*; D004970:Estrone / Q000652:urine*; D004971:Estrus; D005260:Female; D011247:Pregnancy
D002247:Carbon Isotopes; D004970:Estrone; D004958:Estradiol