Radiotherapy of oesophageal cancer.
D000368:Aged; D002294:Carcinoma, Squamous Cell / Q000532:radiotherapy / Q000601:surgery; D004739:England; D004938:Esophageal Neoplasms / Q000453:epidemiology / Q000401:mortality / Q000532:radiotherapy* / Q000601:surgery; D006801:Humans; D008297:Male; D012606:Scotland; D014852:Wales