Preoperative radiotherapy is better than postoperative radiotherapy in patients with rectal cancer.
Thirlby
R C
RC
D003131:Combined Modality Therapy; D006801:Humans; D015994:Incidence; D015337:Multicenter Studies as Topic; D009364:Neoplasm Recurrence, Local / Q000453:epidemiology; D011184:Postoperative Period; D011300:Preoperative Care; D011879:Radiotherapy Dosage; D016032:Randomized Controlled Trials as Topic; D012004:Rectal Neoplasms / Q000401:mortality / Q000532:radiotherapy* / Q000601:surgery; D015996:Survival Rate