Received: 4 July 2021
Accepted: 21 October 2021
First Online: 12 November 2021
: All participants gave their informed consent to participate in the survey by clicking the respecting checkbox in the online survey. Ethics committee approval was not necessary because the <i>Swiss Federal Act on Research involving Human Beings (Human Research Act)</i> states in Art. 2 that the act does not apply to research which involves anonymously collected or anonymized data (ExternalRef removed).
: Not applicable.
: MT is an associate editor of BMC Medical Ethics. He had no role in the editorial process of this manuscript. The other authors declare to have no conflict of interest.