Affiliation: | 1. Equine Research Institute, Japan Racing Association, 27-7 Tsurumaki 5-chome, Setagaya-ku, Tokyo 154, Japan;2. Hidaka Nogyokyosai Kumiai, 6-1 Honmachi 4-chome, Shizunai-cho, Shizunai, Hokkaido 056, Japan;3. Development Research Laboratories, Banyu Pharmaceutical Co. Ltd., 810 Nishijo, Menuma, Osato-gun, Saitama 360-02, Japan. |