1. Department of Urinary Surgery, First Affiliated Hospital of Harbin Medical University, Harbin, P.R. China.
2. Key Laboratory of Cardiovascular Medicine Research, Ministry of Education, Harbin Medical University, Harbin, P.R. China.
3. Department of Urology, Chinese PLA General Hospital/Chinese PLA Medical Academy/State Key Laboratory of Kidney Diseases, Beijing, P.R. China.