1. 1 Department of Food Hygiene, Technology and Safety , University of Veterinary Medicine and Pharmacy , Komenského 73, 041 81 Košice Slovakia
2. 2 Patrick Farrelly and Partners Veterinary Surgeons , Dublin Road, Trim, Co. Meath
3. 3 Glenamaddy Veterinary Services , 1 Creggs Road, Glenamaddy, Co. Galway Ireland