Dahlgren, Cecilia
Dackehag, Margareta
Wändell, Per
Rehnberg, Clas
Funding for this research was provided by:
Karolinska Institute
Article History
Received: 14 January 2021
Accepted: 9 June 2021
First Online: 26 June 2021
Declarations
:
: The data from the Region Stockholm and Region Jönköping healthcare registers and Statistics Sweden population registries were used after special permissions. Ethics approval was granted, and informed consent was waived, by the Regional Ethical Review Board in Stockholm (reference number 2018/1643–31). All methods were carried out in accordance with relevant guidelines and regulations.
: Not applicable.
: No competing interests to declare.