Erratum to: Rheumatol Int (2015) 35:1399–1408 DOI 10.1007/s00296-015-3230-4
Unfortunately, the funding information was omitted in the Acknowledgments section of the published article. The revised Acknowledgments section is given below.
Acknowledgments
This work was Financially supported by Anna Foundation|NOREF, and the European League Against Rheumatism (EULAR).
Footnotes
The online version of the original article can be found under doi:10.1007/s00296-015-3230-4.
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