1. Department of Urology, The First Affiliated Hospital of Anhui Medical University, Hefei, Anhui, China
2. Institute of Urology, The First Affiliated Hospital of Anhui Medical University, Hefei, Anhui, China
3. Anhui Province Key Laboratory of Genitourinary Diseases, Anhui Medical University, Hefei, Anhui, China
4. Department of Urology, The Third Affiliated Hospital of Soochow University, Changzhou, Jiangsu, China
5. The First People’s Hospital of Changzhou, Changzhou, Jiangsu, China
6. Department of Urology, Peking University First Hospital Institute of Urology, Peking University Andrology Center, Beijing, China