Funding for this research was provided by:
Helse- og Omsorgsdepartementet
Received: 24 January 2020
Accepted: 2 June 2020
First Online: 5 June 2020
Ethics approval and consent to participate
: All procedures performed were in accordance with the ethical standards of the national research committee (The Regional Ethical Committee for medical and health profession research in Norway, REK 2017/749). Informed consent was obtained from all individual participants included in the study.
: Informed consent obtained from all individual participants included consent for publication of anonymized data.
: The authors declare that there is no competing interest.