1. Department of Urology, the Third Hospital of Hebei Medical University, No. 139 Ziqiang Road, Shijiazhuang, 050001, Hebei, China
2. Second Department of Urology, Cangzhou Central Hospital, No. 16 Xinhua West Road, Cangzhou, 061001, Hebei, China
3. Department of Anesthesiology, The Third Hospital of Hebei Medical University, No. 139 Ziqiang Road, Shijiazhuang, 050001,
Hebei, China