1. Department of Epidemiology and Biostatistics, School of Public Health, University of Medical Sciences, Ondo City, Ondo State, Nigeria
2. Department of Mathematical Sciences, University of South Africa, Florida, South Africa
3. Thermo Fisher Scientific, Microbiology Division, Lenexa, KS, USA
4. Department of Mathematics, Faculty of Science, Naresuan University, Phitsanulok, Thailand
5. Department of Mathematics, Federal University of Technology, Mina, Nigeria