Fardell, Camilla http://orcid.org/0000-0003-4181-4900
Schiöler, Linus http://orcid.org/0000-0002-8395-9625
Nissbrandt, Hans http://orcid.org/0000-0002-1855-5835
Torén, Kjell http://orcid.org/0000-0001-8509-7603
Åberg, Maria http://orcid.org/0000-0002-0323-1061
Funding for this research was provided by:
The Swedish State under an agreement between the Government of Sweden and the County Councils concerning economic support of research and education of doctors (ALFGBG-813511)
The Swedish Research Council (2014-3224)
University of Gothenburg
Article History
Received: 16 September 2020
Revised: 11 November 2020
Accepted: 19 November 2020
First Online: 4 December 2020
Compliance with ethical standards
:
: The authors declare that they have no competing interests.
: The Ethics Committee of the University of Gothenburg and Confidentiality Clearance at Statistics Sweden approved the study. The requirement for informed consent was waived for the current study because it entailed a secondary analysis of existing data. The investigation conforms to the principles outlined in the Declaration of Helsinki.