1 Department of Gastroenterology, Ningbo Ninth Hospital, Ningbo, China; Department of Rheumatology and Immunology, Taizhou Hospital of Zhejiang Province Affiliated to Wenzhou Medical University, Linhai, China.
2 Department of Rheumatology, Dongfang Hospital, Beijing University of Chinese Medicine, Beijing, China.
3 Department of Gastroenterology, Ningbo Ninth Hospital, Ningbo, China.
4 Center for General Practice Medicine, Department of Rheumatology and Immunology, Zhejiang Provincial People's Hospital (Affiliated People's Hospital), Hangzhou Medical College, Zhejiang Provincial Key Laboratory of Traditional Chinese Medicine Cultivation for Arthritis Diagnosis and Treatment, Hangzhou, China.
5 Department of Rheumatology and Immunology, Taizhou Hospital of Zhejiang Province Affiliated to Wenzhou Medical University, Linhai, China.
6 Department of Rheumatology, Fangshan Hospital, Beijing University of Chinese Medicine, Beijing, China. Electronic address: casio1981@163.com.