Associations between methotrexate use and the risk of cardiovascular events in patients with elderly-onset rheumatoid arthritis
Widdifield J, Abrahamowicz M, Paterson JM, Huang A, Thorne JC, Pope JE, Kuriya B, Beauchamp M, Bernatsky S. J Rheumatol. 2019; 46(5):467-74. Epub 2018 Dec 1.