rituximab,Leflunomide
roche,biogen
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roongta et al. small rct of mtx+lef vs mtx+rtx in ra. 21 patients each arm. no significant difference. #acr22 abstr#0931 
Rheumatologist @stjamesdublin , Associate Professor @tcddublin , Acute Medicine, Vasculitis, ILD, Retired @Emeunet Executive Committee member, @rheum_covid CASC