[1] Univ Alberta, Radiol & Diagnost Imaging, Edmonton, AB, Canada
[2] Cardiff Univ, Sect Rheumatol, Cardiff, S Glam, Wales
[3] NYU, Sch Med, New York, NY USA
[4] Univ Utah, Div Rheumatol, Salt Lake City, UT USA
[5] Univ Bristol, Sch Social & Community Med, Bristol, Avon, England
[6] MAPI Grp, Real World Strategy & Analyt, Houten, Netherlands
[7] Novartis Pharma AG, Basel, Switzerland
[8] Novartis Pharmaceut, E Hanover, NJ USA