1. Department of Pathology, Faculty of Medicine, University of Malaya, Kuala Lumpur, Malaysia
2. Department of Forensic Medicine and Medicolegal, Faculty of Medicine, Universitas Gadjah Mada, Yogyakarta, Indonesia
3. Shimadzu-UM Center for Xenobiotics Studies (SUCXeS), Faculty of Medicine, University of Malaya, Kuala Lumpur, Malaysia
4. Department of Psychological Medicine, Faculty of Medicine, University of Malaya, Kuala Lumpur, Malaysia