1. Department of Veterinary Microbiology and Pathology, Faculty of Veterinary Medicine, University of Jos, Jos, Nigeria
2. Department of Microbiology and Pathology, Universiti Putra Malaysia, serdang, Malaysia
3. Department of Veterinary Pathology, University of Ibadan, Ibadan, Nigeria
4. Department of Veterinary Pathology & Microbiology, Faculty of Veterinary Medicine, Universiti Putra Malaysia, Serdang, Malaysia
5. University of Ilorin, Ilorin, Nigeria