title: [Problems of postoperative prophylactic irradiation for breast cancer].
mesh_terms: D001943:Breast Neoplasms / Q000401:mortality / Q000532:radiotherapy* / Q000601:surgery*; D003036:Cobalt Isotopes / Q000627:therapeutic use; D005260:Female; D006801:Humans; D007953:Leukemia, Radiation-Induced; D009362:Neoplasm Metastasis; D011658:Pulmonary Fibrosis / Q000209:etiology; D011878:Radiotherapy / Q000009:adverse effects; D012189:Retrospective Studies
chemical_list: D003036:Cobalt Isotopes