Funding for this research was provided by:
Support by the AUVA research grant
Received: 7 March 2020
Accepted: 17 July 2020
First Online: 28 July 2020
Ethics approval and consent to participate
: The ethical committee of AUVA declared the study unproblematic and granted permission (No 21/2019).
: Not applicable.
: The authors declare that they have no competing interests.