Wretborn, Jens http://orcid.org/0000-0002-0549-6805
Starkenberg, Håkan
Ruge, Thoralph
Wilhelms, Daniel B.
Ekelund, Ulf
Funding for this research was provided by:
Region Östergötland (LIO-532001 and LIO-700271)
Region Skåne
Stiftelsen Ragnhild och Einar Lundströms Minne
Knut och Alice Wallenbergs Stiftelse
Lund University
Article History
Received: 3 November 2020
Accepted: 4 February 2021
First Online: 22 February 2021
Change Date: 16 April 2021
Change Type: Correction
Change Details: A Correction to this paper has been published:
Change Details: https://doi.org/10.1186/s12873-021-00448-w
Ethics approval and consent to participate
: The part of the study pertaining to the Linköping University Hospital and Motala Community Hospital was approved by the regional ethics committee at the county of Östergötland. The data from the Karolinska Hospital in Huddinge and Solna was part of a quality improvement initiative only including anonymised data, and as such is exempt from ethical approval in Sweden.
: Not applicable.
: The authors declare no competing interests.