1. Department of Clinical Veterinary Medicine, Obihiro University of Agriculture and Veterinary Medicine
2. Department of Internal Medicine and Infectious Diseases, Faculty of Veterinary Medicine, Mansoura University
3. Large Animal Medicine Research Unit, Research Center for Animal Hygiene and Food Safety, Obihiro University of Agriculture and Veterinary Medicine
4. Department of Pathobiological Science, Obihiro University of Agriculture and Veterinary Medicine
5. Tokachi Veterinary Medical Association