Ateschrang, Atesch
Salewski, Christoph
Ahrend, Marc-Daniel
Schreiner, Anna Janine
Hirschmann, Michael T.
Stöckle, Ulrich
Ahmad, Sufian S.
Article History
Received: 5 February 2018
Accepted: 27 April 2018
First Online: 14 May 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: The controlled biomechanical study did not require an ethical approval.
: For this type of study formal consent is not required.