1. Department of Infectious Diseases, The Affiliated Hospital of Guizhou Medical University, Guiyang, Guizhou Province, China
2. Department of Gastroenterology, Guizhou Provincial People’s Hospital, Guiyang, Guizhou Province, China
3. Department of Cardiology, Guiqian International General Hospital, Guiyang, Guizhou Province, China
4. Department of Hepatobiliary Surgery, The Affiliated Hospital of Guizhou Medical University, Guiyang, Guizhou, China