1. The United Graduate School of Veterinary Science, Yamaguchi University
2. Department of Veterinary Histopathology, Joint Faculty of Veterinary Medicine, Kagoshima University
3. Drug Safety Research Laboratories, Shin Nippon Biomedical Laboratories, Ltd. (SNBL DSR)
4. Department of Veterinary Pharmacology, Joint Faculty of Veterinary Medicine, Kagoshima University