Niederkorn, Anna
Frühauf, Julia
Schwantzer, Gerold
Wutte, Nora
Painsi, Clemens
Werner, Stefan
Stradner, Martin
Berghold, Andrea
Hermann, Josef
Aberer, Elisabeth
Article History
Received: 6 February 2018
Revised: 16 April 2018
Accepted: 25 April 2018
First Online: 4 May 2018
<!--Emphasis Type='Bold' removed-->Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: Ethical approval was given by the ethics commettee of the Medical University of Graz (Approval No. 19-338 ex 07/08).
: All patients gave written consent to participate in the study.