Occult neck disease in stage I anterior lingual cancer.
D002294:Carcinoma, Squamous Cell / Q000473:pathology / Q000556:secondary / Q000628:therapy*; D006258:Head and Neck Neoplasms / Q000556:secondary; D006801:Humans; D008207:Lymphatic Metastasis; D009367:Neoplasm Staging; D012189:Retrospective Studies; D014062:Tongue Neoplasms / Q000473:pathology / Q000628:therapy*