1. School of Veterinary Medicine, College of Basic and Applied Science, University of Ghana, Legon, Ghana.
2. Department of Clinical Studies, Faculty of Veterinary Medicine, University of Nairobi, Nairobi, Kenya.
3. Department of Veterinary Pathology, Microbiology, and Parasitology, Faculty of Veterinary Medicine, University of Nairobi, Nairobi, Kenya.