Biologic switching in PsA: -Retrospective study on 3,851 PsA pts initiating bDMARDs, 1,848 (48%) switched therapy at least once. -TNFis were the initial therapy. -IL17i were the first switch in both single-switch and multi-switch scenarios. -Subsequent switches: back to TNFi https://t.co/tJDJvPeu9T