Funding for this research was provided by:
Universitetet i Tromsø
Received: 16 February 2021
Accepted: 15 June 2021
First Online: 12 July 2021
: An application to the Regional Committee for Medical and Health Research Ethics (REK) was submitted but not found required for this project according to the Norwegian Health Research Act. The Data Protection Officer (Personvernombudet) at the University Hospital of North Norway has approved all aspects of the study (ref 2018/5268). The data bureau NSD handled the data collecting process according to the approval, and received no other information about the participants than the e-mail addresses. All methods were performed in accordance with relevant guidelines and regulations. Written informed consent was obtained from the participants.
: Not applicable.
: The authors declare that they have no competing interests.