1 Department of Urology, Anning First People's Hospital Affiliated to Kunming University of Science and Technology, 2 Gang He Nan Road, Kunming, 116023, China.
2 Department of Urology, Anning First People's Hospital Affiliated to Kunming University of Science and Technology, 2 Gang He Nan Road, Kunming, 116023, China. Electronic address: wlj_7768@163.com.