title: Conservative surgery and radiation therapy in the treatment of operable breast cancer.
mesh_terms: D001943:Breast Neoplasms / Q000532:radiotherapy / Q000601:surgery / Q000628:therapy*; D003037:Cobalt Radioisotopes / Q000008:administration & dosage; D005260:Female; D006801:Humans; D008207:Lymphatic Metastasis; D008408:Mastectomy / Q000379:methods; D009364:Neoplasm Recurrence, Local; D011897:Random Allocation; D012008:Recurrence; D013223:Statistics as Topic / Q000379:methods
chemical_list: D003037:Cobalt Radioisotopes