Funding for this research was provided by:
University of Graz
Article History
Received: 11 February 2020
Accepted: 13 July 2020
First Online: 23 July 2020
Compliance with Ethical Standards
:
: The authors declare that they have no conflict of interest.
: The study protocol was approved by the ethics committee of the University. All procedures were in accordance with the 1964 Helsinki Declaration and its later amendments.
: All participants provided written informed consent before data collection.