1. Department of Veterinary Anatomy; Faculty of Veterinary Medicine; University of Ibadan; Ibadan Nigeria
2. Department of Veterinary Anatomy; College of Veterinary Medicine; Federal University of Agriculture; P.M.B 2240 Abeokuta Nigeria
3. School of Anatomical Sciences; Faculty of Health Sciences; University of the Witwatersrand; Johannesburg South Africa
4. Department of Veterinary Surgery and Reproduction; Faculty of Veterinary Medicine; University of Ibadan; Ibadan Nigeria
5. Department of Veterinary Pathology; Faculty of Veterinary Medicine; University of Ibadan; Ibadan Nigeria