1. Division of Diagnostic Pathology Keio University School of Medicine Tokyo Japan
2. Department of Urology Keio University School of Medicine Tokyo Japan
3. Department of Diagnostic Pathology Konan Medical Center Hyogo Japan
4. Department of Surgical Pathology Tokyo Women's Medical University Tokyo Japan
5. Department of Pathophysiology for Locomotive and Neoplastic Diseases Juntendo University Graduate School of Medicine Tokyo Japan