1. Department of Urology; Tokai University Hachioji Hospital; Hachioji Tokyo
2. Department of Surgical Pathology; Japan Labor Health and Welfare Organization; Kanto Rosai Hospital; Kawasaki Kanagawa
3. Department of Radiology; Tokai University Hachioji Hospital; Hachioji Tokyo
4. Department of Radiology; Osaka University Graduate School of Medicine; Suita Osaka
5. Department of Internal Medicine; Tokai University School of Medicine; Isehara Kanagawa
6. Department of Urology; Tokai University School of Medicine; Isehara Kanagawa
7. Department of Pathology; St. Marianna University School of Medicine; Kawasaki Kanagawa Japan