1. Department of Gastroenterology, The Third Xiangya Hospital, Central South University, Changsha 410013, China
2. Department of Gastroenterology, The Second Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou, China
3. Center for Global Health, Zhejiang University School of Medicine, Hangzhou 310058, China
4. School of Basic Medical Sciences, Zhejiang Chinese Medical University, Hangzhou, 310053, China
5. Zhejiang Key Laboratory of Blood-Stasis-Toxin Syndrome, Zhejiang Chinese Medical University, Hangzhou 310053, China