Dalum, Helene Seljenes http://orcid.org/0000-0003-0362-7696
Tyssen, Reidar http://orcid.org/0000-0003-0223-9456
Moum, Torbjørn http://orcid.org/0000-0003-1791-1057
Thoresen, Magne http://orcid.org/0000-0003-1511-5938
Hem, Erlend http://orcid.org/0000-0002-1845-1147
Article History
Received: 3 February 2023
Accepted: 24 November 2023
First Online: 2 January 2024
Declarations
:
: The questionnaire and methodology for this study were approved by the Regional Committees for Medical Research Ethics South East Norway (132704). The Norwegian Centre for Research Data (674793) approved this study. The study was therefore conducted in accordance with the ethical standards laid down in the 1964 Declaration of Helsinki and its later amendments.Informed consent was deemed unnecessary because the collected data were unidentifiable. This was approved by the Regional Committees for Medical Research Ethics South East Norway, and the Norwegian Centre for Research Data.
: Not applicable.
: The authors declare no competing interests.