1. Department of Urology, The Second Affiliated Hospital of Guangxi Medical University, Nanning, Guangxi 530007, P.R. China
2. Medical Records Information Management Division, The Second Affiliated Hospital of Guangxi Medical University, Nanning, Guangxi 530007, P.R. China
3. Department of Urology, The First Affiliated Hospital of Guangxi Medical University, Nanning, Guangxi 530021, P.R. China
4. Department of Dermatology, The Second Affiliated Hospital of Guangxi Medical University, Nanning, Guangxi 530007, P.R. China