1. Centre for Epidemiology and Evidence-Based Practice, Department of Social and Preventive Medicine, Universiti Malaya, Kuala Lumpur, Malaysia
2. Division of Geriatrics, Department of Medicine, Faculty of Medicine, Universiti Malaya, Kuala Lumpur, Malaysia
3. Social Wellbeing Research Centre, Office of Deputy Vice-Chancellor (Research & Innovation), Universiti Malaya, Kuala Lumpur, Malaysia