1. Department of Gastroenterology, Sir Run Run Shaw Hospital, School of Medicine, Zhejiang University, Hangzhou, China
2. Department of Gastroenterology, The Second Hospital of Jiaxing, Jiaxing, China
3. Department of Gastroenterology, Second Affiliated Hospital, School of Medicine, Zhejiang University, Hangzhou, China
4. Institute of Gastroenterology, Zhejiang University, Hangzhou, China
5. Cancer Center, Zhejiang University, Hangzhou, China
6. Institute of Plant Protection and Microbiology, Zhejiang Academy of Agricultural Sciences, Hangzhou, China