1. School of Agriculture, Department of Animal Health and Production, Binyaminu Usman Polytechnic, Hadejia Jigawa State, Nigeria
2. Faculty of Veterinary Medicine, Department of Veterinary Pharmacolgy and Toxicology, A.B.U Zaria, Kaduna State Nigeria
3. Faculty of Veterinary Medicine, Department of Veterinary Parasitology and Entomology, A.B.U Zaria, Kaduna State Nigeria
4. Department of Veterinary Pathology, Faculty of Veterinary Medicine, University of Maiduguri, Borno State, Nigeria