Correction: Upadacitinib in patients with psoriatic arthritis and an inadequate response to non-biological therapy: 56-week data from the phase 3 SELECT-PsA 1 study

McInnes IB, Kato K, Magrey M, et al. Upadacitinib in patients with psoriatic arthritis and an inadequate response to non-biological therapy: 56-week data from the phase 3 SELECT-PsA 1 study. RMD Open 2021;7:e001838. doi: 10.1136/rmdopen-2021-001838

In this article, the author name 'Frank Behrens' was incorrectly spelt as 'Franck Behrens'. This has now been corrected online.