Rueckl, Kilian
Boettner, Friedrich
Maza, Noor
Runer, Armin
Bechler, Ulrich
Sculco, Peter
Article History
Received: 10 October 2017
Accepted: 27 October 2017
First Online: 20 November 2017
Compliance with ethical standards
:
: Author Friedrich Boettner receives royalties from Smith&Nephew and Orthodevelopment and compensation from Smith&Nephew, Orthodevelopment, and DePuy. All other authors declare that they have no conflicts of interests.