Back to matchesWe found a matchYour institution may have rights to this item. Sign in to continue.TitleImproved RA classification among early arthritis patients with the concordant presence of three RA autoantibodies: analysis in two early arthritis clinics.AuthorsRegueiro, Cristina; Rodríguez-Martínez, Lorena; Nuño, Laura; Ortiz, Ana M.; Villalba, Alejandro; Pascual-Salcedo, Dora; Martínez-Feito, Ana; González-Alvaro, Isidoro; Balsa, Alejandro; Gonzalez, AntonioPublicationArthritis Research & Therapy, 2019, Vol 21, Issue 1, p1ISSN1478-6354Publication typeArticleDOI10.1186/s13075-019-2079-4