1. Basic and Advanced Residency Training Center, Kanazawa University Hospital, Kanazawa, Ishikawa 920-8641, Japan
2. Department of Health Promotion and Medicine of the Future, Kanazawa University Graduate School of Medicine, Kanazawa, Ishikawa 920-8641, Japan
3. Department of Urology, Public Central Hospital of Matto Ishikawa, Hakusan-shi, Ishikawa 924-0865, Japan
4. Division of Medical Oncology, Cancer Research Institute, Kanazawa University, Kanazawa, Ishikawa 920-8641, Japan
5. Department of Pathology, Tohoku University, Graduate School of Medicine, Sendai, Miyagi 980-8575, Japan
6. Division of Diagnostic Pathology, Kanazawa University Hospital, Ishikawa 920-8641, Japan