1. Department of Nursing Science, Faculty of Medicine; University of Malaya; Kuala Lumpur Malaysia
2. Department of Anaesthesiology, Faculty of Medicine; University of Malaya; Kuala Lumpur Malaysia
3. Department of Social and Preventive Medicine, Faculty of Medicine; University of Malaya and Julius Centre University of Malaya (JCUM); Kuala Lumpur Malaysia
4. Institute of Educational Leadership & Unit for the Enhancement of Academic Performance (ULPA); University of Malaya; Kuala Lumpur Malaysia