title: Has preoperative radiation therapy for resectable rectal cancer been proven effective?
authors.forename: A M
authors.initials: AM
authors.lastname: Cohen
mesh_terms: D000971:Antineoplastic Combined Chemotherapy Protocols / Q000627:therapeutic use; D003131:Combined Modality Therapy; D006801:Humans; D009364:Neoplasm Recurrence, Local / Q000517:prevention & control; D011300:Preoperative Care; D012004:Rectal Neoplasms / Q000532:radiotherapy* / Q000601:surgery