Hamza, Blend
Elhennawy, Karim
van Waes, Hubertus
Papageorgiou, Spyridon N.
Article History
Received: 7 August 2021
Accepted: 18 October 2021
First Online: 26 October 2021
Declarations
:
: Ethical approval for this anonymised optional questionnaire survey was obtained from the local ethics committee of the responsible governmental body (Zurich cantonal ethics commission/BASEC-Nr. Req-2021-00792). Participants consented to participate in the study and for the collected data to be published by returning the completed questionnaire.
: Not applicable.
: The authors declare that they have no competing interests.