1. Department of Critical Care Medicine, Yancheng School of Clinical Medicine of Nanjing Medical University, Yancheng Third People’s Hospital, Yancheng City, Jiangsu, China
2. Department of Gastroenterology, Yancheng School of Clinical Medicine of Nanjing Medical University, Yancheng Third People’s Hospital, Tinghu District, Yancheng City, Jiangsu, China.