1Department of Urology, Peking University Shougang Hospital, Beijing, China QUOTE \* MERGEFORMAT .
2Eighth Department, Research Institute of Surgery, Daping Hospital, Third MilitaryMedical University, Chongqing 400042, China.
3Department of Urology and Renal Transplantation, Center of Nephropathy, Second Affiliated Hospital, Third Military Medical University, Chongqing 400037, China.
3Department of Urology, First Hospital, Institute of Urology, Peking University, Beijing 100034, China.
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