Changing sulphasalazine to methotrexate does not improve the 2-year outcomes of the initial single DMARD treatment in early rheumatoid arthritis: subanalysis of the FIN-RACo trial
Changing sulphasalazine to methotrexate does not improve the 2-year outcomes of the initial single DMARD treatment in early rheumatoid arthritis: subanalysis of the FIN-RACo trial