[1] Univ British Columbia, Div Vasc Surg, Vancouver, BC, Canada
[2] William Osler Hlth Syst, Div Vasc Surg, Brampton, ON, Canada
[3] William Osler Hlth Syst, Div Intervent Radiol, Brampton, ON, Canada
[4] Trillium Hlth Partners, Div Vasc Surg, Mississauga, ON, Canada