title: Radiation therapy in the management of patients with breast cancer--why, where, and when?
mesh_terms: D000367:Age Factors; D001943:Breast Neoplasms / Q000473:pathology / Q000532:radiotherapy*; D005260:Female; D006801:Humans; D008408:Mastectomy; D009362:Neoplasm Metastasis; D009364:Neoplasm Recurrence, Local / Q000532:radiotherapy