Trimmel, Helmut http://orcid.org/0000-0002-7327-0699
Bayer, Thomas
Schreiber, Wolfgang
Voelckel, Wolfgang G.
Fiedler, Lukas
Article History
Received: 7 February 2018
Accepted: 25 April 2018
First Online: 9 May 2018
Ethics approval and consent to participate
: All data obtained was handled according to current data protection guidelines. The ethical committee of the Medical University of Vienna declared the study unproblematic and granted permit (EK-ID number 1116/2016).
: The authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.