Funding for this research was provided by:
Received: 9 April 2021
Accepted: 25 June 2021
First Online: 12 August 2021
: The study was approved by the Regional Ethics Committee in Stockholm, Sweden (reg.nr <b>2014/1999–31/4; 2016/1724–32</b>.) and Ethics Committee of Helsinki University Hospital, Finland (reg.nr. <b>329/13/03/02/2015</b>).
: Not applicable.
: The authors declare that they have no competing interests.