Infliximab improves signs and symptoms of psoriatic arthritis: results of the IMPACT 2 trial
C Antoni, G G Krueger, K de Vlam, C Birbara, A Beutler, C Guzzo, B Zhou, L T Dooley, A Kavanaugh
Annals of the Rheumatic Diseases Aug 2005, 64 (8) 1150-1157; DOI: 10.1136/ard.2004.032268