Funding for this research was provided by:
AO Trauma Foundation (S-13-128K)
Article History
Received: 5 December 2017
Accepted: 21 March 2018
First Online: 29 March 2018
Change Date: 15 June 2018
Change Type: Correction
Change Details: The original version of this article unfortunately contained a mistake. In abstract, results section should read.
Change Date: 17 February 2022
Change Type: Correction
Change Details: A Correction to this paper has been published:
Change Details: https://doi.org/10.1007/s11548-022-02569-4
Compliance with ethical standards
:
: The authors declare that there is no conflict of interest. No company had influence in the collection of data or contributed to or had influence on the conception, design, analysis and writing of the study. No further funding was received
: The study was approved by the local and has been performed in accordance with the ethical standards in the 1964 Declaration of Helsinki