[1] Univ Leeds, Div Rheumat & Musculoskeletal Dis, Leeds, W Yorkshire, England
[2] Glasgow Biomed Res Ctr, Glasgow, Lanark, Scotland
[3] Stanford Univ, Sch Med, Div Immunol Rheumatol, Stanford, CA 94305 USA
[4] Med Univ Vienna, Dept Rheumatol, Vienna, Austria
[5] Albany Med Coll, Albany, NY 12208 USA
[6] Paris Descartes Univ, Cochin Hosp, Paris, France
[7] Eli Lilly & Co, Indianapolis, IN 46285 USA
[8] Univ Oxford, Botnar Res Ctr, Nuffield Dept Orthopaed Rheumatol & Musculoskelet, Kennedy Inst Rheumatol, Oxford, England