1. Department of Urology, Nagoya University Graduate School of Medicine, Nagoya, Japan
2. Department of Surgical Pathology, Aichi Medical University Hospital, Nagakute, Japan
3. Department of Pathology, Japanese Red Cross Nagoya Daini Hospital, Nagoya, Japan
4. Department of Urology, Japanese Red Cross Nagoya Daini Hospital, Nagoya, Japan
5. Department of Urology, Japanese Red Cross Nagoya Daiichi Hospital, Nagoya, Japan