1. Cardiology Division, Department of Medicine, The University of Hong Kong, Queen Mary Hospital, Hong Kong.
2. School of Public Health, The University of Hong Kong, Hong Kong.
3. Department of Medicine, Tung Wah Hospital, Hong Kong.
4. Department of Clinical Biochemistry Unit, Queen Mary Hospital, Hong Kong.
5. Research Centre of Heart, Brain, Hormone and Healthy Aging, Li Ka Shing Faculty of Medicine, The University of Hong Kong, Hong Kong.