Kasparek, Maximilian F.
Töpker, Michael
Lazar, Mathias
Weber, Michael
Kasparek, Michael
Mang, Thomas
Apfaltrer, Paul
Kubista, Bernd
Windhager, Reinhard
Ringl, Helmut
Article History
Received: 12 November 2017
Accepted: 28 May 2018
First Online: 7 June 2018
Compliance with ethical standards
:
: We certify that we have not signed any agreement with commercial interest related to this study, which would in any way limit publication of any and all data generated for the study or to delay publication for any reason. Prof. Dr. R. Windhager reports consulting for Boehringer Ingelheim, Stryker, Takeda, Pfizer and DePuy, outside the submitted work.
: For the current study, an institutional review board approval was not required at our institution.