Oophorectomy in postmenopausal women with breast cancer.
D001943:Breast Neoplasms / Q000601:surgery*; D002369:Castration; D004958:Estradiol / Q000378:metabolism; D005260:Female; D006801:Humans; D008593:Menopause; D010053:Ovary / Q000378:metabolism
D004958:Estradiol