1. Department of Environmental Engineering, Graduate School of Engineering, Kyoto University, Kyoto, Japan
2. Centre of Research Service, Institute of Research Management and Services, Deputy Vice-Chancellor (Research and Renovation), Universiti Malaya, Kuala Lumpur, Malaysia
3. Bioequivalence and Testing Centre (UBAT), Department of Pharmacology, Faculty of Medicine, Universiti Malaya, Kuala Lumpur, Malaysia
4. Department of Toxicology, Advanced Medical and Dental Institute, Universiti Sains Malaysia, Penang, Malaysia