1. Department of Medicine, Universiti Kebangsaan Malaysia, Jalan Yaacob Latiff, Bandar Tun Razak, Cheras, Kuala Lumpur, Malaysia
2. School of Medical Sciences, Universiti Sains Malaysia, Kelantan, Malaysia
3. Penang Medical College, Penang, Malaysia
4. Department of Medicine, University of Malaya, Kuala Lumpur, Malaysia
5. School of Medicine and Health Sciences, Monash University Malaysia, Bandar Sunway, Malaysia
6. Department of Medicine, Universiti Malaysia Sabah, Kota Kinabalu, Sabah, Malaysia
7. Cardiovascular, Diabetes, and Nutrition Research Centre, Institute for Medical Research, Kuala Lumpur, Malaysia