Received: 10 September 2018
Accepted: 27 December 2018
First Online: 8 January 2019
Ethics approval and consent to participate
: The study was approved by the Norwegian Regional Committee for Medical and Health Research Ethics (Reg. no. 2013/616) and the hospital’s research unit. The nursing and medical managers were informed of the study and agreed that staff could participate. All participants received oral and written information about the study and all those who were willing to participate provided written consent.
: The authors declare there is no conflict of interest.
: Not applicable.
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