1. Department of Urology, The Second Hospital of Tianjin Medical University, Tianjin Institute of Urology, Tianjin, China
2. Department of Urology, Tianjin Union Medical Center, Tianjin, China
3. Department of Genitourinary Oncology, Tianjin Medical University Cancer Institute and Hospital, National Clinical Research Center for Cancer, Key Laboratory of Cancer Prevention and Therapy, Tianjin, China
4. BC Cancer Research Centre, Vancouver, Canada