1. Division of Cardiology, Department of Medicine and Therapeutics, Faculty of Medicine, The Chinese University of Hong Kong, Hong Kong SAR, China
2. Division of Cardiology, Department of Medicine and Therapeutics, Prince of Wales Hospital, Hong Kong SAR, China
3. Heart and Vascular Institute, The Chinese University of Hong Kong, Hong Kong SAR, China
4. Heart Research Institute, Charles Perkins Centre, and Concord Hospital Cardiology, University of Sydney, Australia
5. Cardiio Inc, Cambridge, Massachusetts