Funding for this research was provided by:
Received: 25 November 2020
Accepted: 15 April 2022
First Online: 16 May 2022
: All participants received information about the study and gave written consent to participate. The trial was registered in a public registry (Current Controlled Trials ISRCTN 569 54776) and approved by the Ethics Committee of the Karolinska Institutet (Diary number 03-657).
: Not applicable.
: The authors declare that they have no competing interests in connection with the submitted paper.