1. Medical School of Chinese PLA Beijing PR China
2. Department of Nephrology The First Medical Centre, Chinese PLA General Hospital, Chinese PLA Institute of Nephrology, State Key Laboratory of Kidney Diseases, National Clinical Research Center for Kidney Diseases Beijing PR China
3. Department of Nephrology The 306th Hospital of Chinese PLA Beijing PR China
4. Department of Ultrasound in Medicine The 306th Hospital of Chinese PLA Beijing PR China