Finkenzeller, Thomas
Doppelmayr, Michael
Würth, Sabine
Amesberger, Günter
Article History
Received: 24 February 2018
Accepted: 18 August 2018
First Online: 30 August 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 ethical standards of the institutional research committee.
: was obtained from all individual participants included in the study.