RT Journal Article SR Electronic T1 Classification, Diagnosis, and Management of Idiopathic Inflammatory Myopathies JF The Journal of Rheumatology JO J Rheumatol FD The Journal of Rheumatology SP 1240 OP 1240 DO 10.3899/jrheum.120682.C1 VO 40 IS 7 YR 2013 UL http://www.jrheum.org/content/40/7/1240.1.abstract AB