1 Division of Cardiology, Peter Munk Cardiac Centre, Toronto General Hospital/Mount Sinai Hospital, Toronto, Ontario, Canada; Heart and Stroke Richard Lewar Centre, University of Toronto, Toronto, Ontario, Canada. Electronic address: Michael.Domanski@uhn.ca.
2 Division of Cardiology, Peter Munk Cardiac Centre, Toronto General Hospital/Mount Sinai Hospital, Toronto, Ontario, Canada; Heart and Stroke Richard Lewar Centre, University of Toronto, Toronto, Ontario, Canada.