1) Pachler J, Wille-Jorgensen P: Quality of life after rectal re- section for cancer, with or without permanent colostomy Cochrane Database Syst Rev 18 (2) : CD004323, 2010
2) Cornish JA et al: A meta-analysis of quality of life for ab- dominoperineal excision of rectum versus anterior resection for rectal cancer. Ann Surg Oncol 14 (7) : 2056-2068, 2007