Su, Elaine Emergence of rheumatoid arthritis following exposure to natalizumab. [electronic resource] - Multiple sclerosis and related disorders May 2020 - 101936 p. digital Publication Type: Case Reports; Journal Article ISSN: 2211-0356 Standard No.: 10.1016/j.msard.2020.101936 doi Subjects--Topical Terms: Arthritis, Rheumatoid--etiologyFemaleHumansImmunologic Factors--adverse effectsMiddle AgedMultiple Sclerosis, Relapsing-Remitting--drug therapyNatalizumab--adverse effects