RT Journal Article SR Electronic T1 Correspondence on ‘Mining social media data to investigate patient perceptions regarding DMARD pharmacotherapy for rheumatoid arthritis’ JF Annals of the Rheumatic Diseases JO Ann Rheum Dis FD BMJ Publishing Group Ltd and European League Against Rheumatism SP e91 OP e91 DO 10.1136/annrheumdis-2020-219776 VO 82 IS 4 A1 Katja Reuter A1 Elena Rocca YR 2023 UL http://ard.bmj.com/content/82/4/e91.abstract AB