1. National University Heart Centre Singapore, National University Health System; Tower Block Level 9, 1E Kent Ridge Road Singapore 119228 Singapore
2. Tan Tock Seng Hospital and Apex Heart Clinic; Gleneagles Hospital; Singapore
3. Khoo Teck Puat Hospital; Singapore
4. Changi General Hospital; Singapore
5. Singapore General Hospital; Singapore
6. Duke-NUS Graduate Medical School; Singapore
7. National Heart Centre; Singapore
8. Cardiovascular Research Institute; Singapore
9. Yong Loo Lin School of Medicine; National University of Singapore; Singapore