E Nasonov, S Soloviev, J E Davidson, et al. Standard medical care of patients with systemic lupus erythematosus (SLE) in large specialised centres: data from the Russian Federation, Ukraine and Republic of Kazakhstan (ESSENCE). Lupus Sci Med 2015;2:e000060 doi:10.1136/lupus-2014-000060
The first sentence in the methods section of the abstract should read: Methods: The ESSENCE study was a 1-year, retrospective, multicentre, observational study.
The following sentence on page 1 should read: The aim of the ESSENCE study was to describe the presentation of SLE and disease management practices for adult patients with SLE with active, autoantibody-positive disease in selected cities from three countries (the Russian Federation, Ukraine and the Republic of Kazakhstan).