Erratum to: Eur Spine J DOI 10.1007/s00586-006-0152-6
Due to an error on the part of the typesetter, the numbering of the reference citations in the text of this article did not correspond to the numbering of the reference list. The correctly numbered reference list is given here.
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Footnotes
The online version of the original article can be found at http://dx.doi.org/10.1007/s00586-006-0152-6.
