Funding for this research was provided by:
Folkhälsomyndigheten (01008-2018.2.3.2)
Article History
Received: 4 December 2019
Revised: 1 April 2020
Accepted: 5 May 2020
First Online: 3 June 2020
Compliance with Ethical Standards
:
: The authors declare no conflict of interest.
: This study was performed in line with the principles of the Declaration of Helsinki. Approval was granted by the Regional Ethical Review Board in Lund, Sweden (Dnr 2017/687).
: Informed consent was obtained from all individual participants in the study.