1. The Second Clinical School of Medicine, Beijing University of Chinese Medicine, Beijing 100029, P.R. China
2. Beijing Key Lab of TCM Collateral Disease Theory Research, School of Traditional Chinese Medicine, Capital Medical University, Beijing 100069, P.R. China
3. Affiliated Hospital of Shandong University of Traditional Chinese Medicine, Jinan, Shandong 250013, P.R. China
4. Department of Rheumatology, Guang'anmen Hospital, China Academy of Chinese Medical Sciences, Beijing 100053, P.R. China
5. Department of Gynecology, Dong Fang Hospital of Beijing University of Chinese Medicine, Beijing 100078, P.R. China