Funding for this research was provided by:
ZHAW Zurich University of Applied Sciences
Received: 9 January 2023
Accepted: 27 March 2023
First Online: 14 April 2023
: Ethics committee approval was not required in accordance with Article 2 of the Swiss law on human research because all data sources were anonymized. The data used for this study are openly available and no permission to use it was required.
: Not applicable.
: The authors declare that they have no competing interests.