1. Centre for Epidemiology and Evidence-Based Practice, Department of Social and Preventive Medicine, Faculty of Medicine, Universiti Malaya, Kuala Lumpur, Malaysia
2. Department of Epidemiology and Health Statistics, The School of Public Health, Fujian Medical University, Fuzhou, Fujian, China
3. Department of Educational Psychology & Counselling, Faculty of Education, Universiti Malaya, Kuala Lumpur, Malaysia
4. Department of Medical Science & Technology, Faculty of Health Sciences, PICOMS International University College, Kuala Lumpur, Malaysia
5. Department of Nursing, Faculty of Medicine, Universiti Malaya, Kuala Lumpur, Malaysia