1. Centre for Drug Research, Universiti Sains Malaysia, Minden, Penang, Malaysia
2. School of Social Sciences, Universiti Sains Malaysia, Minden, Penang, Malaysia
3. Department of Medicinal Chemistry, College of Pharmacy, University of Florida, Gainesville, FL, USA
4. Department of Emergency Medicine, Brigham and Women’s Hospital, Harvard Medical School. U.S, Boston, MA, USA