Cancer of the oral cavity.
D006801:Humans; D008198:Lymph Nodes / Q000601:surgery; D008334:Mandible / Q000601:surgery; D009062:Mouth Neoplasms / Q000209:etiology / Q000473:pathology / Q000532:radiotherapy / Q000601:surgery*; D037981:Neck Dissection; D012008:Recurrence