Correction to: Serum immunoglobulin G4 in Sjögren's syndrome: a pilot study

Maria Maślińska1, Bożena Wojciechowska2, Małgorzata Mańczak3

  • 1Clinic of Early Arthritis, National Institute of Geriatrics, Rheumatology and Rehabilitation, Spartańska 1, 02-637, Warsaw, Poland. maslinskam@gmail.com.

In original article, a technical mistake went unnoticed by the authors. Throughout the article concentration unit of IgG4 is mistakenly reported as mg/dL instead of mg/L. The range of IgG4 concentration is mg/L.