Funding for this research was provided by:
Received: 30 June 2020
Accepted: 8 October 2020
First Online: 22 October 2020
Ethics approval and consent to participate
: Ethical approval was obtained from the Regional Ethical Review Board in Stockholm, Sweden (2018/904-32) also stated in the methods section. Participants signed a written informed consent to participate in the study.
: Consent to publish was collected from the participants as part of the informed consent procedure.
: The authors declare that they have no competing interests.