Bilateral breast cancer in relation to the menses.
D001943:Breast Neoplasms / Q000453:epidemiology* / Q000235:genetics / Q000401:mortality / Q000601:surgery; D002369:Castration; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D008408:Mastectomy; D008593:Menopause; D008875:Middle Aged; D010053:Ovary / Q000601:surgery