1. Department of Veterinary Pathology, College of Veterinary Medicine and Institute of Veterinary Science, Kangwon National University, 1 Kangwondaehak-gil, Chuncheon-si, Gangwon-do 24341, Republic of Korea
2. Everland, Everland-ro, Pogok-eup, Cheoin-gu, Yongin-si, Kyeongki-do, Republic of Korea