Received: 9 April 2021
Accepted: 1 September 2021
First Online: 17 September 2021
: Participants were invited based on their consent from a prior survey by a phone, digital mail or mail depending on their preferences indicated in the survey. All participants were given written and oral information on the study and their rights as study participant in accordance with the Declaration of Helsinki [CitationRef removed].
: Participants were informed about the anonymous publication of the results.
: The authors declare that they have no Competing interests.