1. Department of Integrated Traditional Chinese and Western Medicine, Central Hospital Affiliated to Shandong First Medical University, Jinan, People’s Republic of China
2. Department of Rheumatology and Immunology, Central Hospital Affiliated to Shandong First Medical University, Jinan City, People’s Republic of China
3. Department of Rheumatology, Shandong Second Provincial General Hospital, Jinan City, People’s Republic of China
4. Department of General Practice, Central Hospital Affiliated to Shandong First Medical University, Jinan, People’s Republic of China