Dose-response relationship in radiation therapy of advanced carcinoma of the colon and rectum.
D003110:Colonic Neoplasms / Q000532:radiotherapy*; D005069:Evaluation Studies as Topic; D006801:Humans; D009362:Neoplasm Metastasis / Q000532:radiotherapy; D011879:Radiotherapy Dosage; D012004:Rectal Neoplasms / Q000532:radiotherapy*