1. Department of Urinary Surgery, The First Affiliated Hospital of Harbin Medical University, Harbin 150007, Heilongjiang Province, P. R. China
2. Department of Nephrology, The First Affiliated Hospital of Harbin Medical University, Harbin 150007, Heilongjiang Province, P. R. China
3. Medical Department, The First Affiliated Hospital of Harbin Medical University, Harbin 150007, Heilongjiang Province, P. R. China
4. Heilongjiang Academy of Medical Sciences, Harbin Medical University, Harbin 150081, Heilongjiang Province, P. R. China
5. Department of Endocrinology, The First Affiliated Hospital of Harbin Medical University, Harbin 150007, Heilongjiang Province, P. R. China
6. Department of Urology, Chinese PLA General Hospital/Chinese PLA Medical Academy, Beijing 100036, P.R. China
7. Department of Urological Surgery, Zhongnan Hospital of Wuhan University, Wuhan 430071, Hubei Province, P.R. China
8. Department of Hematology and Medical Oncology, Beijing ChuiYangLiu Hospital, Beijing 100022, P. R. China