1. Department of Colorectal and Anal Surgery, Zhongnan Hospital of Wuhan University, Wuhan, People’s Republic of China
2. Clinical Center of Intestinal and Colorectal Diseases of Hubei Province, Wuhan, People’s Republic of China
3. Hubei Key Laboratory of Intestinal and Colorectal Diseases, Zhongnan Hospital of Wuhan University, Wuhan, People’s Republic of China
4. Colorectal and Anal Disease Research Center of Medical School, Zhongnan Hospital of Wuhan University, Wuhan, People’s Republic of China
5. Quality Control Center of Colorectal and Anal Surgery of Health Commission of Hubei Province, Wuhan, People’s Republic of China
6. CAS Key Laboratory of Special Pathogens and Biosafety, Wuhan Institute of Virology, Center for Biosafety Mega-Science, CAS Center for Influenza Research and Early Warning, Chinese Academy of Sciences, Wuhan, People’s Republic of China