Itzel, Timo
Spang, Rainer
Maass, Thorsten
Munker, Stefan
Roessler, Stephanie
Ebert, Matthias P.
Schlitt, Hans J.
Herr, Wolfgang
Evert, Matthias
Teufel, Andreas
Article History
Received: 23 March 2018
Revised: 7 February 2019
Accepted: 1 March 2019
First Online: 17 April 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.