Preoperative irradiation in rectal cancer: initial comparison of clinical tolerance, surgical and pathologic findings.
D000230:Adenocarcinoma / Q000532:radiotherapy; D000368:Aged; D005260:Female; D006801:Humans; D008198:Lymph Nodes / Q000473:pathology; D008297:Male; D008875:Middle Aged; D011300:Preoperative Care; D011879:Radiotherapy Dosage; D012004:Rectal Neoplasms / Q000150:complications / Q000473:pathology / Q000532:radiotherapy* / Q000601:surgery