[1] Univ Sydney, Fac Med & Hlth, Sch Hlth Sci, Sydney, NSW 2050, Australia
[2] Univ Sydney, Fac Med & Hlth, Sydney Musculoskeletal Hlth, Patyegarang Precinct, Sydney, NSW, Australia
[3] Univ Oxford, Nuffield Dept Orthopaed Rheumatol & Musculoskeleta, Div Med Sci, Oxford, England
[4] Hop Cochin, AP HP Ctr, Dept Phys & Rehabil Med, Paris, France
[5] Univ Paris Cite, Fac Sante, UFR Med, Paris, France
[6] INSERM, UMR S 1124, Paris, France
[7] Univ Sydney, Kolling Inst, Fac Med & Hlth, Sydney Musculoskeletal Hlth,Arabanoo Precinct, Sydney, NSW, Australia
[8] Royal North Shore Hosp, Dept Rheumatol, Sydney, NSW, Australia
[9] VA Puget Sound Hlth Care Syst, Div Rehabil Care Serv, Seattle, WA USA
[10] Univ Washington, Dept Rehabil Med, Seattle, WA USA
[11] Shandong Univ, Adv Med Res Inst, Cheeloo Coll Med, Ctr Orthopaed,Dept Orthopaed,Qilu Hosp, Jinan, Shandong, Peoples R China
[12] Concord Repatriat Gen Hosp, Neurosurg Dept, Sydney, NSW, Australia
[13] Univ New South Wales, Univ New South Wales Med & Hlth, Sch Clin Med, Sydney, NSW, Australia