Lazarou IN, Guerne P-A. Classification, diagnosis, and management of idiopathic inflammatory myopathies. J Rheumatol 2013;40:550–64. A photographic credit for Figure 1 should be given as follows. We regret the error.
Photos 1B, 1C, and 1D reproduced with permission from: Miller ML. Clinical manifestations and diagnosis of adult dermatomyositis and polymyositis. In: UpToDate, Basow DS (Ed), UpToDate, Waltham, MA, USA; 2013. Copyright © 2013 UpToDate, Inc. For more information visit www.uptodate.com