1. Department of Emergency, The Second Affiliated Hospital of Tianjin University of Traditional Chinese Medicine, Tianjin, China
2. Tianjin University of Traditional Chinese Medicine, Tianjin, China
3. Department of General Surgery, The Second Affiliated Hospital of Tianjin University of Traditional Chinese Medicine, Tianjin, China
4. Department of Orthopedics, Shanghai Municipal Hospital of Traditional Chinese Medicine, Shanghai University of Traditional Chinese Medicine, Shanghai, China
5. Quantitative Sciences Unit, Department of Medicine, Stanford University, Stanford, California, United States
6. Division of Immunology and Rheumatology, Stanford University, Stanford, California, United States
7. Veterans Affairs Palo Alto Health Care System, Palo Alto, California, United States