Scheibenberger, Dido
Frings, Andreas
Steinberg, Johannes
Schüler, Helke
Druchkiv, Vasyl
Katz, Toam
von Kodolitsch, Yskert
Linke, Stephan
Article History
Received: 26 September 2017
Revised: 16 January 2018
Accepted: 1 March 2018
First Online: 10 March 2018
Compliance with ethical standards
:
: The 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.