Institution: | From the Division of General Surgery, University Health Network, Toronto, Ont. (Mahama, Vigneswaran, Maeda, Davis, Thomas, Barretto, Weller, Okrainec, Gajasan, Jackson); the Infection Prevention and Control, University Health Network, Toronto, Ont. (Silva); and the Department of Surgery, University of Toronto, Toronto, Ont. (Okrainec, Jackson) |