1. Advanced Medical and Dental Institute, Universiti Sains Malaysia, Penang, Malaysia
2. Faculty of Pharmacy, Universiti Malaya, Kuala Lumpur, Malaysia
3. Centre for Coordination of Clinical Research Network, National Institute of Health, Shah Alam, Malaysia
4. Faculty of Health Sciences, Universiti Teknologi MARA, Penang, Malaysia
5. Microbiology and Immunology Department, School of Biomedical Sciences, Kampala International University, Ishaka, Uganda
6. Analystical Biochemistry Research Centre, Universiti Sains Malaysia, Penang, Malaysia