[1]Department of Urology, The Second Affiliated Hospital of Kunming Medical University, Kunming, Yunnan Province, China.
[2]Department of Urology, 920th Hospital of Joint Logistics Support Force of Chinese People's Liberation Army, Kunming, Yunnan Province, China.
[3]Department of Urology, The Second Affiliated Hospital of Kunming Medical University, Kunming, Yunnan Province, China. Electronic address: wanghaifeng@kmmu.edu.cn.
[4]Department of Urology, The Second Affiliated Hospital of Kunming Medical University, Kunming, Yunnan Province, China. Electronic address: fushi@kmmu.edu.cn.