Akgün, Doruk
Perka, Carsten
Trampuz, Andrej
Renz, Nora
Article History
Received: 4 October 2017
First Online: 19 January 2018
Compliance with ethical standards
:
: Authors DA, NR and AT declare that they have no conflict of interest. Author CP reports grants from Aesculap, personal fees from Zimmer, Smith & Nephew, Depuy/Synthes, Ceramtec and Link, outside the submitted work.