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Authors
Wretborn, Jens
Henricson, Joakim
Ekelund, Ulf
Wilhelms, Daniel B. http://orcid.org/0000-0001-6347-3970
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Funding
Funding for this research was provided by:
Region Östergötland (LIO-532001 and LIO-700271)
Region Skåne (.)
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Article History
Received: 17 January 2020
Accepted: 28 May 2020
First Online: 18 June 2020
Ethics approval and consent to participate
: This study was approved for all sites by the regional ethics review board in Linköping, Sweden (permit reference: 2018/50–31). Informed consent was waived since no identifiable personal data was collected.
: Not applicable.
: The authors declare no competing interests.
