Horsthemke, Marc Dominique
Koenig, Christoph
Gosheger, Georg
Hardes, Jendrik
Hoell, Steffen
Article History
Received: 15 March 2018
First Online: 11 November 2018
Compliance with ethical standards
:
: All authors declare that they have no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all individual participants included in the study.