Kay, JonathanWesthovens, Rene2022-08-232022-08-232009-07-012015-04-17Ann Rheum Dis. 2009 Jul;68(7):1081-2. doi: 10.1136/ard.2008.102822. <a href="http://dx.doi.org/10.1136/ard.2008.102822">Link to article on publisher's site</a>0003-4967 (Linking)10.1136/ard.2008.10282219525405https://hdl.handle.net/20.500.14038/48717en-USAntirheumatic AgentsArthritis, RheumatoidHumansMethotrexateMusculoskeletal DiseasesRheumatologySkin and Connective Tissue DiseasesMethotrexate: the gold standard without standardisationJournal Articlehttps://escholarship.umassmed.edu/rheumatology_pubs/1157002942rheumatology_pubs/115