1. Department of Clinical Laboratory, Affiliated Liutie Central Hospital of Guangxi Medical University, Liuzhou, Guangxi Zhuang Autonomous Region 545007, P.R. China
2. Department of Anesthesia, Affiliated Liutie Central Hospital of Guangxi Medical University, Liuzhou, Guangxi Zhuang Autonomous Region 545007, P.R. China
3. Department of Clinical Laboratory, Liuzhou Maternity and Child Healthcare Hospital, Liuzhou, Guangxi Zhuang Autonomous Region 545001, P.R. China
4. Department of General Surgery, People's Hospital Rong'an County, Liuzhou, Guangxi Zhuang Autonomous Region 545400, P.R. China
5. Department of Nursing, People's Hospital Rong'an County, Liuzhou, Guangxi Zhuang Autonomous Region 545400, P.R. China
6. Department of Digestive Internal Medicine, Affiliated Liutie Central Hospital of Guangxi Medical University, Liuzhou, Guangxi Zhuang Autonomous Region 545007, P.R. China
7. Department of Clinical Laboratory, People's Hospital Rong'an County, Liuzhou, Guangxi Zhuang Autonomous Region 545400, P.R. China
8. Department of General Surgery, Affiliated Liutie Central Hospital of Guangxi Medical University, Liuzhou, Guangxi Zhuang Autonomous Region 545007, P.R. China
9. Department of Internal Medicine‑Cardiovascular, Affiliated Liutie Central Hospital of Guangxi Medical University, Liuzhou, Guangxi Zhuang Autonomous Region 545007, P.R. China
10. Department of Clinical Laboratory, The First Affiliated Hospital of Guangxi University of Science and Technology, Liuzhou, Guangxi Zhuang Autonomous Region 545005, P.R. China