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Authors
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Funding
Funding for this research was provided by:
Department of Anaesthesiology and Pain Medicine, Inselspital (000000)
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Article History
Received: 17 July 2019
Accepted: 30 September 2019
First Online: 17 October 2019
Ethics approval and consent to participate
: This study followed the Helsinki Ethical Principles for Medical Research Involving Human Subjects and complied with the Swiss Human Research Act. The Cantonal Ethics Committee of Bern (KEK Bern) waived the need for ethics approval according to the Swiss Human Research Act (BASEC-number: Req-2018-00715). Written informed consent was required from all participants. All of the questionnaires were accompanied by a cover letter that explained the purpose of each round.
: The authors declare that they have no competing interests.
