1. Department of Pre-clinic and Applied Animal Science, Faculty of Veterinary Science, Mahidol University, 999 Phuttamonton 4, Salaya, Phuttamonton, Nakhon Pathom 73170, Thailand
2. Department of Clinical Sciences and Public Health, Faculty of Veterinary Science, Mahidol University, 999 Phuttamonton 4, Salaya, Phuttamonton, Nakhon Pathom 73170, Thailand