Funding for this research was provided by:
The Finnish Association for General Practice
General Practitioners in Finland
Received: 8 April 2020
Accepted: 25 August 2020
First Online: 4 September 2020
Ethics approval and consent to participate
: HeSSup studies are carried out collaboratively by researchers at the University of Helsinki, Tampere University, and the University of Turku. The Ethics Committee of the University of Turku and Turku University Central Hospital did not consider approval necessary for the cohort study. All participants gave written consent to permit the combination of the data with the national health registries.
: Not applicable.
: The authors have no competing interests to report.