Marty, Adrian
Frick, Sonia
Bruderer Enzler, Heidi
Zundel, Sabine
Article History
Received: 15 October 2020
Accepted: 22 January 2021
First Online: 16 February 2021
Ethics approval and consent to participate
: The Ethics Committee of the Canton of Zurich, Switzerland, determined that this research project does not fall within the scope of the Human Research Act (HRA) and therefore waived formal ethics approval. (BASEC-Nr. Req 2019–00754).
: Not applicable.
: The authors declare that they have no competing interests.