Funding for this research was provided by:
University of Bern
Received: 1 December 2021
Accepted: 30 April 2022
First Online: 18 May 2022
: Drs Michel, Lerch, Flückiger, Cavelti, Koenig, Kaess, and Kindler, and Ms Büetiger (MSc) have declared that they have no conflicts of interest in relation to the subject of this study.
: The authors assert that all procedures contributing to this work comply with the ethical standards of the relevant national and institutional committees on human experimentation and with the Helsinki Declaration of 1975, as revised in 2008.