Funding for this research was provided by:
Direktör Albert Påhlssons Stiftelse
Svenska Sällskapet för Medicinsk Forskning
Dr P Håkanssons Stiftelse
H2020 European Research Council (649021)
Novo Nordisk Fonden
Received: 8 October 2018
Accepted: 13 November 2019
First Online: 27 November 2019
Ethics approval and consent to participate
: The MDCS was approved by the Ethics Committee at Lund University (LU 51–90) and informed written consent was obtained from all participants in accordance with the Declaration of Helsinki.
: Not applicable.
: The authors declare that they have no competing interests.