Funding for this research was provided by:
Schweizerischer Nationalfonds zur Förderung der Wissenschaftlichen Forschung (2365)
Received: 13 April 2020
Accepted: 12 June 2020
First Online: 22 June 2020
Ethics approval and consent to participate
: The SNC and the present study were approved by the Cantonal Ethics Committees of Bern and Zurich. No individual consent was request for this mortality cohort study.
: Not applicable.
: The authors have no conflicts of interest to declare.