1 Department of Urology, Wenzhou People's Hospital, The Wenzhou Third Clinical Institute Affiliated To Wenzhou Medical University, Wenzhou Maternal and Child Health Care Hospital, Wenzhou, 325000, PR China.
2 Institute of Urology, Gansu Province Clinical Research Center for Urinary System Disease, The Second Hospital of Lanzhou University, Lanzhou, 730000, PR China.
3 Institute of Urology, Gansu Province Clinical Research Center for Urinary System Disease, The Second Hospital of Lanzhou University, Lanzhou, 730000, PR China; Department of Urology, Shantou Central Hospital, Shantou, 515000, PR China.
4 Department of Urology, Wenzhou People's Hospital, The Wenzhou Third Clinical Institute Affiliated To Wenzhou Medical University, Wenzhou Maternal and Child Health Care Hospital, Wenzhou, 325000, PR China. Electronic address: yinboweix@163.com.