Elective neck dissection in laryngeal and laryngopharyngeal cancer.
D002277:Carcinoma / Q000601:surgery; D006801:Humans; D007822:Laryngeal Neoplasms / Q000532:radiotherapy / Q000601:surgery*; D007825:Laryngectomy; D037981:Neck Dissection; D009362:Neoplasm Metastasis; D010610:Pharyngeal Neoplasms / Q000532:radiotherapy / Q000601:surgery*; D010614:Pharynx / Q000601:surgery