Received: 22 May 2020
Accepted: 25 November 2020
First Online: 3 December 2020
Ethics approval and consent to participate
: The submitted study was approved by the institutional review board (<i>Ethikkommission der Wiener Krankenhäuser der Vinzenz Gruppe</i>, #EK036/2019). Patient consent was waived by ethical approval.
: Not applicable.
: The authors declare that they have no direct conflict of interest with regard to the study question.