1. Department of Applied Veterinary Science, the United Graduate School of Veterinary Sciences, Gifu University, 1-1 Yanagido, Gifu 501-1193, Japan
2. Office of Academic Affairs, Faculty of Veterinary Sciences, Mahasarakham University, Talad sub-district, Mueang district, Maha Sarakham 44000, Thailand
3. Education and Research Center for Food Animal Health (GeFAH), Gifu University, 1-1 Yanagido, Gifu 501-1193, Japan