[1] Univ Texas Southwestern Med Ctr Dallas, Metroplex Clin Res Ctr, Dallas, TX 75390 USA
[2] Charite Univ Med Berlin, Berlin, Germany
[3] Montpellier Univ Hosp, Montpellier, France
[4] Univ Alabama Birmingham, Div Clin Immunol & Rheumatol, Birmingham, AL USA
[5] Monash Univ, Cabrini Med Ctr, Melbourne, Vic, Australia
[6] Ctr Hosp Univ Montreal, Dept Med, Montreal, PQ, Canada
[7] Amsterdam Rheumatol & Immunol Ctr ARC, Amsterdam, Netherlands
[8] UCB Pharma, Raleigh, NC USA
[9] UCB Pharma, Brussels, Belgium
[10] UCB Pharma, RA Patient Value Mission, Brussels, Belgium
[11] Med Univ Vienna, Vienna, Austria
[12] Hietzing Hosp, Vienna, Austria