[Radiotherapy of cancer of the head and neck metastasized to the cervical lymph node].
D006258:Head and Neck Neoplasms / Q000532:radiotherapy*; D006801:Humans; D007822:Laryngeal Neoplasms / Q000532:radiotherapy*; D008207:Lymphatic Metastasis; D010610:Pharyngeal Neoplasms / Q000532:radiotherapy*