1. Department of Critical Care Medicine, Affiliated Hospital and medical School of Nantong University, Nantong, People’s Republic of China
2. Department of Critical Care Medicine, Haimen District People's Hospital, Nantong, People’s Republic of China
3. Department of Gastroenterology, Affiliated Hospital and medical School of Nantong University, Nantong, People’s Republic of China
4. Department of Critical Care Medicine, Nantong Fourth People’s Hospital, Nantong, People’s Republic of China
5. Department of Nuclear Medicine, Affiliated Hospital of Nantong University, Nantong, People’s Republic of China
6. Department of Gastroenterology, Jiangsu Province Hospital of Chinese Medicine, Nanjing, People’s Republic of China