Funding for this research was provided by:
Swedish Council for Working Life and Social Research (2015-00837)
Karolinska Institutet’s Research Foundation (2018-01547, 2018-01924, 2020-01600)
China Scholarship Council (201700260296, 201700260276)
Independent Research Fund Denmark (DFF-6110-00019B)
Independent Research Fund Denmark (DFF-9039-00010B, DFF-1030-00012B)
Nordic Cancer Union (R275-A15770, R278-A15877)
Karen Elise Jensens Fond (2016)
Novo Nordisk Foundation (NNF18OC0052029)
Heart and Lung Foundation (20180306)
Received: 24 May 2022
Accepted: 12 December 2022
First Online: 5 January 2023
: The study was approved by the Danish Data Protection Agency (reference numbers 2008-41-2680 and 2013-41-2569) and the Regional Ethical Review Board in Stockholm (reference number 2016/288-31/1). The boards did not request written consent for analyses involving anonymized register-based data.
: Not applicable.
: The authors declare that they have no competing interests.