The value of preoperative radiotherapy in esophageal cancer: results of a study of the E.O.R.T.C.
D000328:Adult; D000368:Aged; D002294:Carcinoma, Squamous Cell / Q000532:radiotherapy* / Q000601:surgery; D003131:Combined Modality Therapy; D004938:Esophageal Neoplasms / Q000532:radiotherapy* / Q000601:surgery; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D011379:Prognosis