Purinergic signalling in systemic sclerosis (2021) Hoeppner J, Bruni C, Distler O, Robson SC, Burmester GR, Siegert E, Distler J Journal article, Review article The role of IL-23 in joint disease (2021) Schett G Journal article, Editorial New-onset versus relapsing giant cell arteritis treated with tocilizumab: 3-year results from a randomized controlled trial and extension (2021) Stone JH, Spotswood H, Unizony SH, Aringer M, Blockmans D, Brouwer E, Cid MC, et al. Journal article Response to secukinumab on synovitis using Power Doppler ultrasound in psoriatic arthritis: 12-week results from a phase III study, ULTIMATE (2021) D'Agostino MA, Schett G, Lopez-Rdz A, Senolt L, Fazekas K, Burgos-Vargas R, Maldonado-Cocco J, et al. Journal article Contrary immediate effect of abatacept on skin and joint manifestations in psoriatic arthritis (2021) Valor-Méndez L, Kleyer A, Schett G, Manger B, Sticherling M Journal article Targeting of fibroblast activation protein in rheumatoid arthritis patients: imaging and ex vivo photodynamic therapy (2021) Dorst DN, Rijpkema M, Buitinga M, Walgreen B, Helsen MMA, Brennan E, Klein C, et al. Journal article Resolution of vascular inflammation in patients with new-onset giant cell arteritis: data from the RIGA study (2021) Schönau V, Roth J, Tascilar K, Corte G, Manger B, Rech J, Schmidt D, et al. Journal article Digital pitting scars are associated with a severe disease course and death in systemic sclerosis: a study from the EUSTAR cohort (2021) Hughes M, Heal C, Henes J, Balbir-Gurman A, Distler J, Airo P, Mueller-Ladner U, et al. Journal article Long-term B-lymphocyte depletion and remission of granulomatosis with polyangiitis after two courses of rituximab treatment (2021) Valor-Méndez L, Kleyer A, Rech J, Manger B, Schett G Journal article Herpes simplex infection in a patient with rheumatoid arthritis treated with baricitinib: a case report (2021) Valor-Méndez L, Voskens C, Rech J, Kleyer A, Schett G Journal article