Erratum to: Eur Surgery (2012) 44: 325–330.

DOI: 10.1007/s10353-012-0152-1

In the published article, the affiliation of the co-author M. D. Demirag is not given correct. The correct affiliation is:

M. D. Demirag

Department of Rheumatology, Samsun Education and Research Hospital, Samsun, Turkey

instead of

Department of Rheumatology, Samsung Education and Research Hospital, Seoul, South Korea

We apologize to our readers for this mistake.