1. Department of Traditional Chinese Medicine, Nanjing University of Chinese Medicine, Nanjing, Jiangsu 210023, P.R. China
2. Department of Nursing, Nanjing University of Chinese Medicine, Nanjing, Jiangsu 210023, P.R. China
3. Department of Science and Technology, Nanjing University of Chinese Medicine, Nanjing, Jiangsu 210023, P.R. China
4. Department of Gastroenterology, Affiliated Hospital of Nanjing University of Chinese Medicine, Nanjing, Jiangsu 210029, P.R. China
5. Department of Traditional Chinese Medicine, Nanjing University of Chinese Medicine, Nanjing, Jiangsu 210023
6. Central Laboratory, Affiliated Hospital of Nanjing University of Chinese Medicine, Nanjing, Jiangsu 210029, P.R. China