title: Ovarian follicular estrogens in Angus heifers.
mesh_terms: D000818:Animals; D002417:Cattle / Q000502:physiology*; D002849:Chromatography, Gas; D002855:Chromatography, Thin Layer; D003338:Corpus Luteum / Q000032:analysis; D004958:Estradiol / Q000032:analysis; D004964:Estriol / Q000032:analysis; D004967:Estrogens / Q000032:analysis*; D004970:Estrone / Q000032:analysis; D004971:Estrus; D005260:Female; D009929:Organ Size; D006080:Ovarian Follicle / Q000032:analysis* / Q000033:anatomy & histology; D011247:Pregnancy
chemical_list: D004967:Estrogens; D004970:Estrone; D004958:Estradiol; D004964:Estriol