Funding for this research was provided by:
Vetenskapsrådet (2018-01917)
Forskningsrådet om Hälsa, Arbetsliv och Välfärd (2016-17185)
Article History
Received: 18 June 2020
Accepted: 16 November 2020
First Online: 25 November 2020
Ethics approval and consent to participate
: The study was approved by the Stockholm Regional Ethical Review Board at Karolinska Institute (no. 2010/604–32). The review board deemed it was not necessary to obtain informed consent for participation in the study.
: Not applicable.
: The authors declare that they have no competing interests.