1. Department of Medical Microbiology, Faculty of Medicine, University of Malaya, Wilayah Persekutuan Kuala Lumpur 50603, Malaysia
2. Department of Paediatrics, Faculty of Medicine, University of Malaya, Wilayah Persekutuan Kuala Lumpur 50603, Malaysia
3. Department of Infection Control, University of Malaya Medical Centre, Wilayah Persekutuan Kuala Lumpur 50603, Malaysia
4. Department of Nursing, University of Malaya Medical Centre, Wilayah Persekutuan Kuala Lumpur 50603, Malaysia
5. Department of Pharmacy, University of Malaya Medical Centre, Wilayah Persekutuan Kuala Lumpur 50603, Malaysia
6. Department of Medicine, Faculty of Medicine, University of Malaya, Wilayah Persekutuan Kuala Lumpur 50603, Malaysia