Department of Infectious Disease Qingdao Municipal Hospital Qingdao Shandong China;
Department of Gastroenter-ology The First People’s Hospital of Xuzhou Xuzhou Municipal Hospital Affiliated to Xuzhou Medical University Xuzhou Jiangsu China;
Administrative Management Office The Affiliated Hospital of Xuzhou Medical University Xuzhou Jiangsu China;
Clinical Research Center Qingdao Municipal Hospital Qingdao Shandong China;
Department of Gastroenter-ology The First People’s Hospital of Xuzhou Xuzhou Municipal Hospital Affiliated to Xuzhou Medical University Xuzhou Jiangsu China;
Department of Gastroenter-ology The First People’s Hospital of Xuzhou Xuzhou Municipal Hospital Affiliated to Xuzhou Medical University Xuzhou Jiangsu China;
Department of Infectious Disease Qingdao Municipal Hospital Qingdao Shandong China;