Correction: <i>4-year results from the RAPID-PsA phase 3 randomised placebo-controlled trial of certolizumab pegol in psoriatic arthritis</i>
Crossref DOI link: https://doi.org/10.1136/rmdopen-2017-000582corr1
Published Online: 2018-03-26
Published Print: 2018-03-22
Update policy: https://doi.org/10.1136/crossmarkpolicy
