Wurm, M.
Imhoff, A. B.
Siebenlist, S.
Article History
Received: 6 August 2017
Revised: 29 October 2017
Accepted: 3 January 2018
First Online: 6 July 2018
Compliance with ethical guidelines
:
: M. Wurm and S. Siebenlist declare no conflict of interest. A. Imhoff is a paid consultant for Arthrex Inc. and medi Gmbh. None of these affiliations have influenced the formation of this article.
: This article does not contain any studies with human participants or animals performed by any of the authors.