1. Department of Urology, The Fifth Affiliated Hospital of Guangzhou Medical University, Guangzhou, China.
2. Key Laboratory of Biological Targeting Diagnosis, Therapy and Rehabilitation of Guangdong Higher Education Institutes, The Fifth Affiliated Hospital of Guangzhou Medical University, Guangzhou, China.
3. Department of Urology, Baoshan No. 2 People's Hospital, Baoshan, China.
4. Department of Urology, The Second Affiliated Hospital of Kunming Medical University, Kunming, China.
5. Department of Urology, Hezhou People's Hospital, Hezhou, China.
6. Department of Urology, Wuzhou People's Hospital, Wuzhou, China.
7. Department of Urology, Xiangyun County People's Hospital, Dali, China.
8. Department of Urology, The Second People's Hospital of Yunnan Province, Kunming, China.