1. Central Laboratory of the First Affiliated Hospital, Weifang Medical University, Weifang, Shandong, China
2. Department of Gastrointestinal and Anal Diseases Surgery of the Affiliated Hospital, Weifang Medical University, Weifang, Shandong, China
3. Department of Rheumatology of the First Affiliated Hospital, Weifang Medical University, Weifang, Shandong, China
4. Department of Physiology, Weifang Medical University, Weifang, Shandong, China
5. Department of Nephrology of Affiliated Hospital, Weifang Medical University, Weifang, Shandong, China