Journal of Rheumatic Diseases

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Fig. 1. Classification tree for subgroups of idiopathic inflammatory myopathies (IIM). PM: polymyositis, IBM: inclusion body myositis, ADM: amyopathic dermatomyositis, DM: dermatomyositis, JDM: juvenile dermatomyositis, EULAR/ACR: European League Against Rheumatism/American College of Rheumatology. *The PM subset includes immune-mediated necrotizing myopathies (IMNM).
J Rheum Dis 2022;29:14~21 https://doi.org/10.4078/jrd.2022.29.1.14
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