Berge, Jonas
Saric, Elin Fröding
Sellin, Tabita
Waern, Margda
Westrin, Åsa
Lindström, Sara
Funding for this research was provided by:
Lund University
Article History
Received: 28 October 2025
Accepted: 29 January 2026
First Online: 5 February 2026
Declarations
:
: In line with the Swedish Act on Ethical Review of Research Involving Humans (2003:460) and on the basis of an advisory opinion provided by the Regional Ethical Review Board in Lund (2017/234), this study was deemed exempt from ethical review requirements, as it did not involve any living participants. This study utilizes data from an expanded dataset, which includes Stockholm County, with ethics board approval 2019–02792.
: Not applicable.
: The authors declare no competing interests.