Funding for this research was provided by:
Ministeriet Sundhed Forebyggelse (-)
Received: 16 October 2019
Accepted: 19 May 2020
First Online: 26 May 2020
Ethics approval and consent to participate
: In adherence to the Danish Data Protection Agency rules and regulations [CitationRef removed], information on confidentiality and voluntarism was given to the participants. As the questionnaire was anonymous and did not encompass personal sensitive data, participants were informed that they consented to participate if they completed the questionnaire, and no institutional ethical- or data approval was required at the time of data collection according to the National Committee on Health Research Ethics; Act on Research Ethics Review of Health Research Projects; section 14, 2) to 5) [CitationRef removed, CitationRef removed]. See also procedures described by Heinze and colleagues [CitationRef removed]. The study complies with all Danish data regulations.
: Not applicable.
: The authors declare that they have no competing interests.