title: [The roentgenographic changes of lung following electron therapy for the breast cancer].
mesh_terms: D000328:Adult; D000367:Age Factors; D000368:Aged; D001943:Breast Neoplasms / Q000532:radiotherapy*; D004583:Electrons; D005260:Female; D006801:Humans; D008171:Lung Diseases / Q000000981:diagnostic imaging*; D008875:Middle Aged; D011014:Pneumonia / Q000209:etiology; D011658:Pulmonary Fibrosis / Q000209:etiology; D011832:Radiation Injuries / Q000000981:diagnostic imaging* / Q000517:prevention & control; D011835:Radiation Protection / Q000295:instrumentation; D011859:Radiography; D011882:Radiotherapy, High-Energy / Q000009:adverse effects*