ZHU Yun-song1,XU An-ping2,HE Huei-xu1,FAN Li-pei3,NIE Hai-bo1,NV Juen1,HU Wei-nie1,LI Qing-rong1,DEN Zhi-xiong1 1Department of Urology,Guangzhou General Hospital of Guangzhou Command,Guangzhou 510010,China;2Department of Organ Transplantation,First Affiliated Hospital of Sun Yat-sen University,Guangzhou 510080,China;3Department of Renal Transplantation,Zhujiang Hospital,Southern Medical University,Guangzhou 510282,China