1. School of Mathematics, Statistics and Computer Science, University of KwaZulu-Natal, King Edward Road, Pietermaritzburg Campus, Pietermaritzburg, KwaZulu-Natal 3201, South Africa
2. College of Computing and Informatics, Department of Computer Science, University of Sharjah, 27272 Sharjah, UAE
3. College of Computer Science, University of Hafr Al Batin, Saudi Arabia
4. Department of Biomedical Informatics, Emory University, Atlanta, USA
5. Department of Medical Laboratory Science, College of Medical Sciences, Ahmadu Bello University, Zaria, Nigeria
6. School of Computer Science and Applied Mathematics, University of the Witwatersrand, South Africa
7. IRISA Laboratory, ENSSAT, University of Rennes 1, France
8. Future Technology Research Center, National Yunlin University of Science and Technology, Taiwan