title: Treating lung cancer by radiotherapy.
mesh_terms: D002986:Clinical Trials as Topic; D006801:Humans; D008175:Lung Neoplasms / Q000401:mortality / Q000532:radiotherapy*; D008207:Lymphatic Metastasis; D009362:Neoplasm Metastasis; D010166:Palliative Care; D011379:Prognosis; D011879:Radiotherapy Dosage