Funding for this research was provided by:
Forskningsrådet om Hälsa, Arbetsliv och Välfärd
Received: 7 April 2020
Accepted: 6 November 2020
First Online: 7 December 2020
Ethics approval and consent to participate
: SNAC-K was approved by the Regional Ethical Review Board in Stockholm in Sweden. Written informed consent was collected from all participants. If the participant was not capable of providing such consent, it was obtained from a close relative or, eventually, from the legal guardian.
: Not applicable
: None of the authors has any competing interests.