[1] Univ Leeds, Leeds Teaching Hosp NHS Trust, NIHR Leeds Biomed Res Ctr, LIRMM, Leeds, England
[2] Rheumazentrum Ruhrgebiet, Dept Rheumatol, Herne, Germany
[3] Rhur Univ Bochum, Dept Rheumatol, Bochum, Germany
[4] Hosp Univ Marques Valdecilla, Div Rheumatol, IDIVAL, Santander, Spain
[5] Univ Calif San Francisco, Dept Rheumatol, San Francisco, CA USA
[6] Univ Ghent, Dept Internal Med & Pediat, Ghent, Belgium
[7] Vib, Ctr Inflammat Res, Ghent, Belgium
[8] Monash Univ, Dept Med, Melbourne, Australia
[9] Toho Univ, Div Rheumatol, Tokyo, Japan
[10] Charite Univ Med Berlin, Dept Gastroenterol Infect Dis & Rheumatol, German Rheumatism Res Ctr, Berlin, Germany
[11] Univ Amsterdam, Dept Rheumatol & Clin Immunol, Amsterdam UMC, Amsterdam Rheumatol & Immunol Ctr, Amsterdam, Netherlands
[12] Leiden Univ, Dept Rheumatol, Med Ctr, Leiden, Netherlands
[13] Novartis Pharmaceut, Rheumatol, E Hanover, NJ USA
[14] Novartis Ireland Ltd, Immunol, Dublin, Ireland
[15] Novartis Pharmaceut AG, Rheumatol, Basel, Switzerland
[16] Oregon Hlth & Sci Univ, Div Arthrit & Rheumat Dis, Portland, OR USA