[1] Charite, Berlin, Germany
[2] Metroplex Clin Res Ctr, Dallas, TX USA
[3] Oregon Hlth & Sci Univ, Portland, OR 97201 USA
[4] Griffith Univ, Sch Med, Brisbane, Qld, Australia
[5] Cantonal Clin St Gallen, Div Rheumatol, St Gallen, Switzerland
[6] Tel Aviv Sourasky Med Ctr, Tel Aviv, Israel
[7] Org Med Invest, Rheumatol, Buenos Aires, DF, Argentina
[8] Univ Occupat & Environm Hlth, Kitakyushu, Fukuoka, Japan
[9] AbbVie Inc, N Chicago, IL USA
[10] AbbVie Ltd, Maidenhead, Berks, England
[11] Swedish Med Ctr, Seattle, WA USA
[12] Providence St Joseph Hlth, Seattle, WA USA