Affiliations
1University of Miyazaki, Miyazaki City, Miyazaki, Japan
2Vietnam National University of Agriculture, Gia Lam, Hanoi, Vietnam
Address for correspondence: Ryoji Yamaguchi, Department of Veterinary Pathology, Faculty of Agriculture, University of Miyazaki, Gakuen-kibanadai-nishi-1-1, Miyazaki, 889-2192, Japan; email: a0d402u@cc.miyazaki-u.ac.jp