Funding for this research was provided by:
Received: 13 November 2019
Accepted: 30 March 2020
First Online: 14 May 2020
Change Date: 10 October 2020
Change Type: Correction
Change Details: An amendment to this paper has been published and can be accessed via the original article.
Ethics approval and consent to participate
: The study was approved by the regional ethics committee in Stockholm (DNR:2010/1423–31/5, DNR:2011/928–32, DNR:2013/144–31/2) (New name: Swedish ethical review authority). Prior to enrolment in the study, participants provided their signed informed consent after receiving written and oral information.
: Not applicable.
: The authors declare that they have no competing interests.