1. Department of Companion Animal Clinical Sciences, School of Veterinary Medicine, Rakuno Gakuen University, Hokkaido, Japan
2. Maebashi Institute of Animal Science, Livestock Improvement Association of Japan, Inc., Gumma, Japan
3. Nekoiro Clinic, Hokkaido, Japan
4. Takahashi Animal Hospital, Hokkaido, Japan
5. Palk Animal Hospital, Hokkaido, Japan
6. Neko-no-byoin, Hokkaido, Japan
7. Laboratory of Clinical Pathology, Joint Faculty of Veterinary Medicine, Kagoshima University, Kagoshima, Japan