[1] Bispebjerg Frederiksberg Hosp, Vedbaek, Denmark
[2] Pontifical Catholic Univ, Sch Med, Porto Alegre, RS, Brazil
[3] Alliance Clin Res & Prob Med Res, Waterloo, ON, Canada
[4] Univ Toronto, Toronto, ON, Canada
[5] Arthrit & Rheumatism Associates, Jonesboro, AR USA
[6] Univ Auckland, Waikato Clin Sch, Hamilton, New Zealand
[7] AbbVie Inc, N Chicago, IL USA
[8] Goethe Univ, Frankfurt, Germany
[9] Fraunhofer ITMP, Frankfurt, Germany