1. Japan Small Animal Cancer Center, 1-10-4 Higashi-Tokorozawa, Tokorozawa-shi, Saitama 359-0023, Japan
2. Nishiyama Animal Clinic, 4-11-14 Morooka-cho, Ome-shi, Tokyo 198-0031, Japan
3. Japan Small Animal Medical Center, 1-10-4 Higashi-Tokorozawa, Tokorozawa-shi, Saitama 359-0023, Japan
4. North Lab., 8-35 Hondori, 2 Kita, Shiroishi-ku, Sapporo, Hokkaido 003-0027, Japan