1. Department of Medical Sciences, Sunway University, Bandar Sunway, Malaysia
2. Future Cities Research Institute, Sunway University, Bandar Sunway, Malaysia
3. Centre for Pre-U Studies, UCSI University Springhill Campus, Kota Samarahan, Malaysia
4. Programme of Psychology, Universiti Malaysia Sarawak, Kuching, Malaysia
5. Department of Medical Microbiology, Faculty of Medicine and Health Sciences, Universiti Putra Malaysia, Serdang, Selangor, Malaysia
6. Centre for Population Health Sciences, Nanyang Technological University, Singapore
7. Malaysian Research Institute on Ageing, Universiti Putra Malaysia, Serdang, Selangor, Malaysia
8. Department of Family Medicine, Faculty of Medicine and Health Sciences, Universiti Putra Malaysia, Serdang, Selangor, Malaysia