Conformation radiotherapy for nasopharyngeal tumor.
D006258:Head and Neck Neoplasms / Q000532:radiotherapy; D006801:Humans; D008722:Methods; D009303:Nasopharyngeal Neoplasms / Q000532:radiotherapy*; D009362:Neoplasm Metastasis / Q000532:radiotherapy; D011832:Radiation Injuries / Q000517:prevention & control; D011835:Radiation Protection; D011874:Radiometry; D011879:Radiotherapy Dosage; D011882:Radiotherapy, High-Energy