Mahmoud Najjia N, Halwani Yasmin, Montbrun Sandra de, Shah Puja M, Hedrick Traci L, Rashid Farzana, Schwartz David A, Dalal Robin L, Kamiński Jan P, Zaghiyan Karen, Fleshner Phillip R, Weissler Jason M, Fischer John P
Division of Colon and Rectal Surgery, University of Pennsylvania, Philadelphia, PA.
St. Michael's Hospital, University of Toronto, Toronto, Ontario, Canada.
Curr Probl Surg. 2017 May;54(5):262-298. doi: 10.1067/j.cpsurg.2017.02.003. Epub 2017 Feb 22.