Holdø, Ingvild
Bramness, Jørgen G.
Handal, Marte
Hansen, Berit Hjelde
Hjellvik, Vidar
Skurtveit, Svetlana
Article History
First Online: 9 August 2020
Compliance with Ethical Standards
:
: None of the authors on this original research article have any conflict of interest to report. This includes consultancies, honoraria, stock ownership, gifts, free or reimbursed travel/ vacations, equity interests, arrangements regarding patents or other vested interests relating to this paper, not only in the last 3 years, but in any preceding year. This research has been funded by internal means only.
: The Regional Committee for Medical Research Ethics (2010/131) and the Norwegian Data Protection Authority (10/00447-5) approved the register linkage. Data from the NPR and the NorPD have been used in this publication. The interpretation and reporting of these data are the sole responsibility of the authors, and no endorsement by the NPR or the NorPD is intended nor should be inferred.