1. Department of Nephrology, Nanjing Hospital of Chinese Medicine Affiliated to Nanjing University of Chinese Medicine , 157 Daming Road , Nanjing City , Jiangsu, 210000 , PR China
2. Department of Nephrology, Changshu Hospital Affiliated to Nanjing University of Chinese Medicine , 6 Huanghe Road , Changshu City , Jiangsu, 215500 , PR China
3. Department of Nephrology, Nanjing Hospital of Chinese Medicine Affiliated to Nanjing University of Chinese Medicine , Nanjing City , Jiangsu, 210000 , PR China
4. Department of Gastroenterology, Affiliated Hospital of Jiangnan University , 1000 Hefeng Road, Binhu District of Wuxi , Jiangsu, 214000 , PR China
5. Department of Gastroenterology, Zhangjiagang TCM Hospital Affiliated to Nanjing University of Chinese Medicine , 77 Changan South Road , Zhangjiagang , 215600 , PR China