1. The Department of Urology, Changhai Hospital, Second Military Medical University, Shanghai, China
2. The Department of Urology, Fuzhou General Hospital of Nanjing Military Command, Fuzhou, China
3. Institute for Regenerative Medicine, Wake Forest School of Medicine, Medical Center Boulevard, Winston-Salem, NC, USA
4. The Department of Pathology, Changhai Hospital, Second Military Medical University, Shanghai, China