Too many mastectomies for early breast cancers.
D001943:Breast Neoplasms / Q000473:pathology / Q000601:surgery*; D005260:Female; D006801:Humans; D008408:Mastectomy / Q000706:statistics & numerical data*; D015412:Mastectomy, Segmental / Q000706:statistics & numerical data; D009367:Neoplasm Staging; D014481:United States