[1] Monash Univ, Ctr Inflammatory Dis, Southern Clin Sch, Melbourne, Vic, Australia
[2] Univ Melbourne, Dept Med Rheumatol, Melbourne, Vic, Australia
[3] Monash Univ, Ctr Inflammatory Dis, Melbourne, Vic, Australia
[4] St Vincents Hosp, 63 Sutton St, Melbourne, Vic, Australia
[5] Natl Univ Hlth Syst, Med Rheumatol, Singapore, Singapore
[6] Queen Mary Hosp, Univ Dept Med, Hong Kong, Hong Kong, Peoples R China
[7] Univ Santo Tomas Hosp, Rheumatol, Manila, Philippines
[8] Univ Melbourne, Melbourne, Vic, Australia