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MLA Citation
Stanley B Cohen et al.. “Methotrexate withdrawal in patients with rheumatoid arthritis who achieve low disease activity with tofacitinib modified-release 11 mg once daily plus methotrexate (ORAL Shift): a randomised, phase 3b/4, non-inferiority trial.” Lancet, vol. 1, 2019, pp. e23–e34. http://access.bl.uk/ark:/81055/vdc_100101588328.0x000001