[1] Univ Hlth Network, Toronto Gen Hosp, Div Thorac Surg, Toronto, ON, Canada
[2] King Abdullah Med City, Div Thorac Surg, Mecca, Saudi Arabia
[3] St Vincents Hosp Melbourne, Melbourne, Vic, Australia
[4] Univ Melbourne, Dept Surg, Melbourne, Vic, Australia
[5] Victorian Comprehens Canc Ctr, Melbourne, Vic, Australia
[6] Univ Toronto, Div Thorac Surg, Toronto, ON, Canada
[7] Univ Hlth Network, Toronto Gen Hosp, Div Thorac Surg, 200 Elizabeth St 9N 957, Toronto, ON M5G 2C4, Canada