Funding for this research was provided by:
Region Kronoberg
The Nordic Society of Clinical Microbiology and Infectious diseases
The South Swedish Region Council
Lund University
Article History
Received: 14 October 2020
Accepted: 7 September 2021
First Online: 17 September 2021
Declarations
:
: Ethical approval was obtained from the Regional Ethics Review Board, Linköping University, Linköping, Sweden (Reference Number 2010/267-31, with two amendments: 2013/286-32 and 2015/146-32). All participants gave informed consent in writing before inclusion and could withdraw at any time. In line with the decision from the ethics review board and with Swedish law (The Act concerning the Ethical Review of Research Involving Humans (2003:460)), research subjects aged 15 to 18 years could consent on their own, without the involvement of a parent or legal guardian. Personal information was treated confidentially.
: Not applicable.
: The authors declare that they have no competing interests.