1. Department of Radiology, Affiliated Tumor Hospital of Guangxi Medical University, Nanning, Guangxi 530021, P.R. China
2. Department of Urology, Affiliated Hospital of Qinghai University, Xining, Qinghai 810016, P.R. China
3. Department of Urology, First People's Hospital of Kunshan, Jiangsu 215300, P.R. China
4. Department of Urology, Affiliated Tumor Hospital of Guangxi Medical University, Nanning, Guangxi 530021, P.R. China
5. Hubei Engineering Laboratory for Synthetic Microbiology, Wuhan Institute of Biotechnology, Wuhan, Hubei 430075, P.R. China
6. Department of Urology, Guangzhou First People's Hospital, Guangzhou Medical University, Guangzhou, Guangdong 510180, P.R. China
7. Department of Respiratory, Nanfang Hospital of Southern Medical University, Guangzhou, Guangdong 510515, P.R. China