1. Department of Veterinary Pathology, Faculty of Veterinary Science, University of Liverpool, Liverpool L69 3BX, United Kingdom
2. Department of Veterinary Clinical Science, Faculty of Veterinary Science, University of Liverpool, Leahurst, Neston CH64 7TE, United Kingdom
3. Department of Veterinary Surgery and Radiology, CCS Haryana Agricultural University, Hisar 125004, Haryana, India
4. Department of Medical Microbiology, Duncan Building, University of Liverpool, Liverpool L69 3GA, United Kingdom
5. Wood Veterinary Group, St. Oswald's Road, Gloucester GL1 2SJ, United Kingdom