1. Faculty of Science, Department of Chemistry, University of Malaya, Kuala Lumpur, Malaysia
2. Faculty of Medicine, Department of Pathology, University of Malaya, Kuala Lumpur, Malaysia
3. Faculty of Science, Institute of Biological Sciences, University of Malaya, Kuala Lumpur, Malaysia
4. Faculty of Science, Low Dimensional Materials Research Centre, Department of Physics, University of Malaya, Kuala Lumpur, Malaysia
5. Faculty of Engineering, Centre for Innovation in Medical Engineering, University of Malaya, Kuala Lumpur, Malaysia