1. Cell Therapy Centre, Universiti Kebangsaan Malaysia Medical Centre, Jalan Yaakob Latif, Cheras, 56000 Kuala Lumpur, Malaysia
2. Non Communicable Disease Section, Disease Control Division, Level 2, E3, Ministry of Health, Federal Government Administrative Centre, Putrajaya, Kuala Lumpur, Malaysia
3. Vascular Unit, Department of Surgery, Universiti Kebangsaan Malaysia Medical Centre, Jalan Yaakob Latif, Cheras, 56000 Kuala Lumpur, Malaysia
4. School of Medicine, Taylor's University Lakeside Campus, Kuala Lumpur, Malaysia