1. Department of Urology, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan 430030, China
2. Department of Geriatric Medicine, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan 430030, China
3. Department of Urology, Wenchang People’s Hospital, Wenchang 571300, Hainan Province, China
4. GuiZhou University Medical College, Guiyang 550025, Guizhou Province, China