1. Department of Cardiology, National University Heart Centre Singapore, Singapore
2. Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore
3. Cardiovascular Research Institute, National University Health System, Singapore
4. University Medicine Cluster, National University Health System, Singapore
5. Department of Medicine, University of Otago, Christchurch, New Zealand
6. Saw Swee Hock School of Public Health, National University of Singapore, Singapore