[1] Charite Univ Med Berlin, Berlin, Germany
[2] St Vincents Univ Hosp, Dept Rheumatol, Dublin, Ireland
[3] Oregon Hlth & Sci Univ, Portland, OR 97201 USA
[4] Univ Fed Parana, Curitiba, Parana, Brazil
[5] Geisel Sch Med Dartmouth, Lebanon, NH USA
[6] Pfizer Inc, Groton, CT 06340 USA
[7] Pfizer Inc, New York, NY USA
[8] Pfizer Inc, Collegeville, PA USA