1. School of Clinical Medicine, Beijing University of Chinese Medicine, Beijing, China
2. School of Chinese Materia, Beijing University of Chinese Medicine, Beijing, China
3. Department of Rheumatology, Fangshan Hospital, Beijing University of Chinese Medicine, Beijing, China
4. Department of Endocrinology, Dongzhimen Hospital, Beijing University of Chinese Medicine, Beijing, China
5. Department of Rheumatology, Dongfang Hospital, Beijing University of Chinese Medicine, Beijing, China