[The preservation of the pectoral muscles in mastectomy for cancer].
D001943:Breast Neoplasms / Q000601:surgery*; D005260:Female; D006801:Humans; D008408:Mastectomy / Q000379:methods*; D010369:Pectoralis Muscles / Q000601:surgery*
A preservação dos músculos peitorais nas mastectomias por câncer.