Department of Gastroenterology, Shiyan People's Hospital, Hubei, Shiyan 442000, China;
Information and Network Center of Hubei Medical University, Hubei, Shiyan 442000, China;
Department of Gastroenterology, Shiyan People's Hospital, Hubei, Shiyan 442000, China;
Department of Gastroenterology, Shiyan People's Hospital, Hubei, Shiyan 442000, China;
Department of Gastroenterology, Shiyan People's Hospital, Hubei, Shiyan 442000, China;