1. Center of Scientific Research, Maoming People’s Hospital, Maoming 525000, China
2. Department of Gastroenterology, Maoming People’s Hospital, Maoming 525000, China
3. Department of Neurology, Maoming People’s Hospital, Maoming 525000, China
4. Department of Critical Care Medicine, Guangdong Provincial People’s Hospital, Guangdong Academy of Medical Sciences, Guangzhou 510080, China
5. School of Biology and Biological Engineering, South China University of Technology, Guangzhou 510006, China
6. Department of Critical Care Medicine, Maoming People’s Hospital, Maoming 525000, China
7. Department of Emergency, Maoming People’s Hospital, Maoming 525000, China