1. Department of Urology, Fudan University Shanghai Cancer Center, Shanghai, China
2. Department of Oncology, Shanghai Medical College, Fudan University, Shanghai, China
3. Shanghai Genitourinary Cancer Institute, Shanghai, China
4. Department of Biostatistics, Cedars-Sinai Medical Center, Los Angeles, California
5. Department of Urology, Cedars-Sinai Medical Center, Los Angeles, California
6. Durham VA Medical Center, Durham, North Carolina