1. Senator Ali Sheriff (SAS) Veterinary Hospital, Maiduguri, PO Box, 819, Maiduguri, Nigeria
2. Department of Veterinary Medicine University of Maiduguri, PO Box, 1069, Maiduguri, Nigeria
3. Department of Veterinary Surgery and Theriogenology University of Maiduguri, PO Box, 1069, Maiduguri, Nigeria