1. Department of Biological Sciences, Faculty of Science, Egerton University, P.O. Box 536, Njoro 20107, Kenya
2. Department of Medical Microbiology and Parasitology, School of Medicine, College of Health Sciences, Moi University, P.O. Box 4606, Eldoret 30100, Kenya
3. Department of Veterinary Clinical Services, Faculty of Veterinary Medicine & Surgery, Egerton University, P.O. Box 536, Njoro 20107, Kenya
4. Department of Gender Studies, Egerton University, P.O. Box 536, Njoro 20107, Kenya