1. TCM and Ethnomedicine Innovation & Development International Laboratory, Innovative Materia Medica Research Institute, School of PharmacyHunan University of Chinese Medicine Changsha 410208 China
2. Shaanxi Key Laboratory of Basic and New Herbal Medicament Research, Shaanxi Collaborative Innovation Center of Chinese Medical Recourse IndustrializationShaanxi University of Chinese Medicine Xianyang 712046 China
3. Department of GastroenterologyLiuzhou Traditional Chinese Medical Hospital Liuzhou 545001 China