CNS irradiation in small cell lung cancer.
D001932:Brain Neoplasms / Q000532:radiotherapy / Q000556:secondary*; D018288:Carcinoma, Small Cell / Q000532:radiotherapy*; D003131:Combined Modality Therapy; D006801:Humans; D008175:Lung Neoplasms / Q000532:radiotherapy*; D008577:Meningeal Neoplasms / Q000532:radiotherapy / Q000556:secondary