title: A study of luteinizing hormone secretion in the cow.
mesh_terms: D000818:Animals; D002369:Castration; D002417:Cattle; D004958:Estradiol / Q000494:pharmacology; D004971:Estrus; D005260:Female; D007986:Luteinizing Hormone / Q000378:metabolism*; D010060:Ovulation; D011247:Pregnancy; D011863:Radioimmunoassay
chemical_list: D004958:Estradiol; D007986:Luteinizing Hormone