Treatment d survival in cancer of the cervical esophagus.
D000368:Aged; D004938:Esophageal Neoplasms / Q000401:mortality* / Q000532:radiotherapy / Q000601:surgery / Q000628:therapy*; D005260:Female; D006801:Humans; D008297:Male; D008722:Methods; D008875:Middle Aged; D009333:Neck; D037981:Neck Dissection