Elective neck dissection for pharyngeal and laryngeal cancers. An evaluation.
D002294:Carcinoma, Squamous Cell / Q000401:mortality / Q000601:surgery*; D006801:Humans; D007822:Laryngeal Neoplasms / Q000401:mortality / Q000601:surgery*; D008207:Lymphatic Metastasis / Q000517:prevention & control*; D037981:Neck Dissection; D009364:Neoplasm Recurrence, Local / Q000401:mortality / Q000517:prevention & control*; D010610:Pharyngeal Neoplasms / Q000401:mortality / Q000601:surgery*; D012189:Retrospective Studies; D014062:Tongue Neoplasms / Q000601:surgery