1. Laboratory for Cancer Genomics, RIKEN Center for Integrative Medical Sciences, Yokohama 230-0045, Japan
2. Department of Human Genetics, Yokohama City University, Yokohama 236-0004, Japan
3. Department of Urology, Yokohama City University, Yokohama 236-0004, Japan
4. Department of Urology, Iwate Medical University, Iwate 028-3694, Japan