1. The Second School of Clinical Medicine, Hangzhou Normal University, Hangzhou, Zhejiang, China
2. Urology & Nephrology Center, Department of Urology, Zhejiang Provincial People's Hospital, Affiliated People's Hospital, Hangzhou Medical College, Hangzhou, Zhejiang, China
3. The Second Clinical Medical College, Zhejiang Chinese Medical University, Hangzhou, China
4. Graduate Department, Bengbu Medical College, Bengbu, Anhui, China
5. The Third Clinical Medical College, Jinzhou Medical University, Jinzhou, Liaoning, China
6. Institute of Urology, Hangzhou Medical College, Hangzhou, Zhejiang, China