Corresponding author:
Hideki Takeshita, M.D., Ph.D., Department of Urology, Saitama Medical Center, Saitama Medical University, 1981 Kamoda, Kawagoe, Saitama 350-8550, Japan
Email: takeuro@saitama-med.ac.jp
Tel: +81-49-228-3673; Fax: +81-49-226-9944