Hart, Rannveig K. http://orcid.org/0000-0003-3140-1942
Christiansen, Solveig Glestad
Reneflot, Anne
Hauge, Lars Johan
Funding for this research was provided by:
Norges Forskningsråd (288731, 315269)
Norwegian Institute of Public Health
Article History
Received: 18 February 2022
Accepted: 23 September 2022
First Online: 29 September 2022
Declarations
:
: On behalf of all authors, the corresponding author states that there is no conflict of interest.
: All human and animal studies have been approved by the appropriate ethics committee, and have therefore been performed in accordance with the ethical standards laid down in the 1964 Declaration of Helsinki and its later amendments. The Regional Committee for Medical and Health Research Ethics granted approval for the research project (REK 2014/1970), and all registry owners consented to their data being utilized. As the study utilized existing registry data, no written or verbal consent to participate was required.