Affiliation: | a Division of Thoracic Surgery, Department of Surgery, Toronto General Hospital, University of Toronto, Toronto, Ontario, Canada b Department of Biostatistics, Public Health Sciences, University of Toronto, Toronto, Ontario, Canada c Division of Thoracic Surgery, University of British Columbia, Vancouver, British Columbia, Canada d Department of Medicine, Princess Margaret Hospital, University of Toronto, Toronto, Ontario, Canada e Department of Social Work, Mount Sinai Hospital, University of Toronto, Toronto, Ontario, Canada f Department of Radiation Oncology, Princess Margaret Hospital, University of Toronto, Toronto, Ontario, Canada g Department of Pathology, Toronto General Hospital, University of Toronto, Toronto, Ontario, Canada |