1. School of Health Sciences, Universiti Sains Malaysia, Kubang Kerian, Malaysia
2. Center for Global Health Research, Saveetha Medical College and Hospitals, Saveetha Institute of Medical and Technical Sciences, Chennai, India
3. Department of Haematology, School of Medical Sciences, Universiti Sains Malaysia, Kubang Kerian, Malaysia
4. Department of Biology, Faculty of Education, Omdurman Islamic University, Omdurman, Sudan
5. Department of Microbiology, School of Medical Sciences, Universiti Sains Malaysia, Kubang Kerian, Malaysia
6. Department of Orthopaedics, School of Medical Sciences, Universiti Sains Malaysia, Kubang Kerian, Malaysia