1. Laboratories of Veterinary Pathology (Abdo, Kawachi, Sakai, Tuji, Yanai)
2. Veterinary Microbiology (Fukushi), Gifu University, Gifu, Japan
3. Department of Clinical Pathology, Nihon University, Fujisawa-shi, Kanagawa, Japan (Kano)
4. National Institute of Animal Health, Tsukuba, Ibaraki, Japan (Shibahara)
5. Taiji Whale Museum, Higashimuro-gun, Wakayama, Japan (Shirouzu)