Affiliation: | 1. Division of Cardiology, St. Michael''s Hospital, Toronto, Ontario, Canada;2. Peter Munk Cardiac Centre of University Health Network, Toronto, Ontario, Canada;3. London Health Sciences Centre, Division of Cardiology, Western University, London, Ontario, Canada;4. Institute for Clinical Evaluative Sciences, Toronto, Ontario, Canada;5. Joint Department of Medical Imaging, University Health Network, Toronto, Ontario, Canada |