RT Journal Article SR Electronic T1 Reversible Leukoencephalopathy After Oral Methotrexate JF The Journal of Rheumatology JO J Rheumatol FD The Journal of Rheumatology SP 1906 OP 1907 DO 10.3899/jrheum.120152 VO 39 IS 9 A1 HILLE KOPPEN A1 JUDITH A. WESSELS A1 JAQUES A.P.M. EWALS A1 FRANK E.E. TREURNIET YR 2012 UL http://www.jrheum.org/content/39/9/1906.abstract AB