[1] Med Univ Vienna, Vienna, Austria
[2] Charite Univ Med Berlin, Dept Rheumatol & Clin Immunol, Berlin, Germany
[3] Univ Occupat & Environm Hlth, Dept Internal Med, Kitakyushu, Fukuoka, Japan
[4] Keio Univ, Dept Internal Med, Tokyo, Japan
[5] Univ Alabama Birmingham, Birmingham, AL USA
[6] Univ Nebraska Med Ctr, Omaha, NE USA
[7] Reina Sofia Univ Hosp, Cordoba, Spain
[8] Univ Oxford, Oxford, England
[9] UCB Pharma, Slough, England
[10] UCB Pharma, Brussels, Belgium
[11] UCB Pharma, Istanbul, Turkiye
[12] Leiden Univ, Dept Rheumatol, Leiden, Netherlands