1. a Research & Development Teikoku Seiyaku Co., Ltd. , 567 Sanbonmatu, Ochi-Cho, Okawa-Gun, Kagawa, 769-26, Japan
2. b International Institute of Technological Analysis Health Research Foundation , Institut Pasteur de Kyoto , 5F Hyakumanben, Sakyo-Ku, Kyoto, 606, Japan
3. c Jinken Clinic , 1-8-6 Chuo, Ebina-shi, Kanagawa, 243-04, Japan
4. d Kitasato Institute Hospital, Department of Urology , 9-1 Shirokane-5, Minato-ku, Tokyo, 108, Japan
5. e School of Pharmaceutical Sciences Kitasato University , 9-1, Shirokane-5, Minato-Ku, Tokyo, 108, Japan