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Authors
Nordblom, Ann-Katrin http://orcid.org/0000-0003-1204-0598
Boysen, Gabriella Norberg http://orcid.org/0000-0003-3203-3838
Berglund, Mia http://orcid.org/0000-0002-2671-1041
Kjellsdotter, Anna http://orcid.org/0000-0003-0307-0517
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Article History
Received: 13 November 2021
Accepted: 17 March 2022
First Online: 23 March 2022
Declarations
:
: The authors declare no competing interests.
: Permission was obtained from the Ethical Review Board of Uppsala, Sweden (Dnr: 2019-03295 with additional application 21-01-2020). The investigation conforms with the principles outlined in the Declaration of Helsinki [CitationRef removed].
: The need for written consent was waived by the Ethical Review Board of Uppsala, Sweden, due to the retrospective nature of the study. The Ethical Review Board of Uppsala, Sweden have approved the registry protocols in this study.
: Not applicable.
: The authors report no competing interest.
