[1] Guilin Med Univ, Dept Rheumatol, Affiliated Hosp, Guilin, Peoples R China
[2] Chung Shan Med Univ, Inst Med, Coll Med, Taichung, Taiwan
[3] Guilin Med Univ, Dept Rheumatol, Guilin, Peoples R China
[4] Chung Shan Med Univ Hosp, Dept Allergy Immunol & Rheumatol, Taichung, Taiwan
[5] China Med Univ, Grad Inst Integrated Med, Taichung, Taiwan
[6] Taichung Vet Gen Hosp, Dept Med Res, Taichung, Taiwan
[7] Taichung Vet Gen Hosp, Dept Internal Med, Div Allergy Immunol & Rheumatol, Taichung, Taiwan
[8] Tunghai Univ, Dept Ind Engn & Enterprise Informat, Taichung, Taiwan
[9] Natl Yang Ming Univ, Sch Med, Taipei, Taiwan
[10] Chung Hsing Univ, Inst Biomed Sci, Taichung, Taiwan