1. Department of Nephrology, Chinese PLA General Hospital, Chinese PLA Institute of Nephrology, State Key Laboratory of Kidney Diseases, National Clinical Research Center for Kidney Diseases, Beijing 100853, China
2. Department of Nephrology, Henan Province Hospital of Chinese Medicine, Zhengzhou, Henan 450002, China
3. The First Affiliated Hospital of Henan Traditional Chinese Medicine University, Zhengzhou, Henan 450008, China
4. Department of Radiology, Xiangya Hospital, Central South University, Changsha, Hunan 410008, China