Accuracy in radiotherapy.
D001699:Biometry; D006801:Humans; D007822:Laryngeal Neoplasms / Q000532:radiotherapy; D008722:Methods; D011859:Radiography; D011878:Radiotherapy; D011879:Radiotherapy Dosage; D001749:Urinary Bladder Neoplasms / Q000000981:diagnostic imaging / Q000532:radiotherapy