1. Bio-Veterinary Science Program, Graduate School, Faculty of Veterinary Medicine, Kasetsart University, Kamphaeng Saen, Nakorn Pathom, Thailand.
2. Veterinary Clinical Studies Program, Graduate School, Faculty of Veterinary Medicine, Kasetsart University, Kamphaeng Saen, Nakorn Pathom, Thailand.
3. Department of Livestock Development, Supphaya District Livestock Office, Supphaya, Chai Nat, Thailand.
4. Department of Large Animal and Wildlife Clinical Sciences, Faculty of Veterinary Medicine, Kasetsart, University, Kamphaeng Saen, Nakorn Pathom, Thailand.