1. Graduate School Kasetsart University Kamphaeng Saen Campus Nakhon Pathom Thailand
2. Faculty of Veterinary Medicine Chiang Mai University Chiang Mai Thailand
3. Large Animal Teaching Hospital, Faculty of Veterinary Medicine Mahanakorn University of Technology Bangkok Thailand
4. Department of Large Animal and Wildlife Clinical Science, Faculty of Veterinary Medicine Kasetsart University Kamphaeng Saen Campus Nakhon Pathom Thailand
5. Center of Veterinary Research and Academic Service, Faculty of Veterinary Medicine Kasetsart University Bang Khen Campus Bangkok Thailand