Funding for this research was provided by:
Haukeland Universitetssjukehus (?)
Received: 12 April 2019
Accepted: 18 August 2020
First Online: 24 August 2020
Ethics approval and consent to participate
: The study has been assessed by the Regional Committee for Medical and Health Research Ethics (REC West) in Norway by means of presentation assessment (Ref. nb: 2017/886). According to this committee, additional approval was not required for this quality assurance and evaluations project as part of health services activities, as the project does not include changes in practice and the data is anonymous. The respondents were informed that participation was voluntary and that the data was anonymous. The respondents signed and returned an enclosed informed consent form stored securely and separately from the returned, completed questionnaires.
: Not applicable.
: The authors declare that they have no competing interests.