Bonsaksen, Tore https://orcid.org/0000-0001-6315-1111
Ekeberg, Øivind
Skogstad, Laila
Heir, Trond
Grimholt, Tine K.
Lerdal, Anners
Schou-Bredal, Inger
Article History
Received: 18 December 2018
Accepted: 9 December 2019
First Online: 23 December 2019
Ethics approval and consent to participate
: No person-identifying information was collected. Those who consented to participate did so by returning their questionnaire responses in a sealed envelope. The Regional Committee for Medical and Healthcare Research Ethics was consulted and, due to the anonymous data collected, no formal ethical approval was required.
: Not applicable.
: The authors declare that they have no competing interests.