[1] Osaka Univ, Grad Sch Med, Dept Orthopaed Surg, Osaka, Japan
[2] Osaka Univ, Grad Sch Med, Dept Musculoskeletal Regenerat Med, Osaka, Japan
[3] Osaka Univ, Grad Sch Med, Dept Resp Med & Clin Immunol, Osaka, Japan
[4] Kyoto Univ, Grad Sch Med, Dept Adv Med Rheumat Dis, Kyoto, Japan
[5] Kobe Univ, Dept Rheumatol & Clin Immunol, Grad Sch Med, Kobe, Japan
[6] Osaka Med & Pharmaceut Univ, Dept Internal Med 4, Osaka, Japan
[7] Kansai Med Univ, Dept Internal Med 1, Osaka, Japan
[8] Osaka Metropolitan Univ, Grad Sch Med, Dept Clin Immunol, Osaka, Japan
[9] Osaka Metropolitan Univ, Grad Sch Med, Dept Orthoped Surg, Osaka, Japan
[10] Nara Med Univ, Dept Orthopaed Surg, Nara, Japan
[11] Kurashiki Sweet Hosp, Dept Hlth Informat Management, Kurashiki, Japan