1 Westmead Applied Research Centre, University of Sydney, Sydney, NSW, Australia; Department of Cardiology, Westmead Hospital, Sydney, NSW, Australia. Electronic address: [email protected].
2 Westmead Applied Research Centre, University of Sydney, Sydney, NSW, Australia; Department of Cardiology, Westmead Hospital, Sydney, NSW, Australia.
3 National Heart Center Singapore, and Duke National University of Singapore, Singapore.
4 Division of Cardiology, Vancouver General Hospital, British Columbia, Canada.