1. Surgical Intensive Care Unit (SICU), Department of General Surgery, Jinling Hospital, Medical School of Nanjing University, No. 305 Zhongshan East Road, Nanjing, 210002 Jiangsu, China
2. Department of Intensive Care Unit, Suzhou Hospital Affiliated to Nanjing Medical University, No. 16 Baita West Road, Suzhou, 215002 Jiangsu, China
3. Hope Assist Medical Assistance Service Company, No. 1111 Tower A, Chaoyang SOHO, Beijing 100020, China
4. Department of Gastroenterology, Affiliated Hospital of Yangzhou University, No. 386 Hanjiang Media Road, Yangzhou, 225000 Jiangsu, China