abatacept,rituximab
bms,roche,biogen
['abatacept']
this is obviously disappointing. but really important. what does it mean that hcq did nothing whereas mtx, abatacept, rtx have an effect in this setting - we can argue over the value of this effect but it definitely exists. #acr22 
Rheumatologist @stjamesdublin , Associate Professor @tcddublin , Acute Medicine, Vasculitis, ILD, Retired @Emeunet Executive Committee member, @rheum_covid CASC