title: Ovum fertilization and embryo survival in ewes treated with estradiol immediately prior to mating.
mesh_terms: D000818:Animals; D003307:Copulation; D004622:Embryo, Mammalian / Q000187:drug effects*; D004958:Estradiol / Q000494:pharmacology*; D005260:Female; D005306:Fertilization; D008297:Male; D010063:Ovum / Q000166:cytology / Q000187:drug effects*; D011247:Pregnancy; D012756:Sheep / Q000502:physiology*
chemical_list: D004958:Estradiol