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Kilcher, Gablu Roman; Hummel, Noemi; Didden, Eva-Maria; Egger, Matthias; Reichenbach, Stephan (2018). Rheumatoid arthritis patients treated in trial and real world settings: comparison of randomized trials with registries. Rheumatology, 57(2), pp. 354-369. Oxford University Press 10.1093/rheumatology/kex394