Schorn, Stephan
Demir, Ihsan Ekin
Vogel, Thomas
Schirren, Rebekka
Reim, Daniel
Wilhelm, Dirk
Friess, Helmut
Ceyhan, GĂĽralp Onur
Article History
Received: 28 March 2018
Accepted: 6 February 2019
First Online: 28 February 2019
Compliance with ethical standards
:
: The authors declare that there is no conflicts of interest.
: For this type of study, formal consent is not required. This article does not contain any studies with human participants or animals performed by any of the authors.