1. Department of Urology, Capital Medical University, Beijing Friendship Hospital, Beijing, China
2. State Key Laboratory of Cardiovascular Disease, Fuwai Hospital, National Center for Cardiovascular Diseases, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing, China
3. Hemorheology Center, School of Basic Medical Sciences, Peking University Health Science Center, Beijing, China
4. Department of Urology, 309th Hospital of PLA, Beijing, China