1. Department of Gastroenterology, Guangzhou Women and Children’s Medical Center, Guangzhou, China
2. State Key Laboratory of Virology, Wuhan Institute of Virology, Center for Biosafety Mega-Science, Chinese Academy of Sciences, Wuhan, China
3. Guangzhou Regenerative Medicine and Health–Guangdong Laboratory, Guangzhou Institutes of Biomedicine and Health, Chinese Academy of Sciences, Guangzhou, China