Affiliation: | 1 Department of Radiology, Dalhousie University, Halifax, Nova Scotia;2 Department of Medicine (Cardiology), University of Ottawa Heart Institute, Ottawa, Ontario;3 Department of Radiology, University of Ottawa and The Ottawa Hospital, Ottawa, Ontario;4 Multidisciplinary Department of Cardiology and Department of Medical Imaging, Quebec Heart and Lung Institute at Laval Hospital, Laval University Medical School, Quebec City, Quebec;5 Department of Radiology and Division of Cardiology, Providence Heart + Lung Institute, University of British Columbia, Vancouver, British Columbia;6 Department of Medicine (Cardiology), Hamilton Health Sciences, McMaster University, Hamilton, Ontario |