Funding for this research was provided by:
Forskningsrådet om Hälsa, Arbetsliv och Välfärd (2014-4689)
Radiumhemmets Forskningsfonder (161272)
Cancerfonden (CAN 2013/886)
Doctoral School in Health Care Sciences (3-780/2014)
Text and Data Mining valid from 2019-04-11
Received: 2 January 2019
Accepted: 25 March 2019
First Online: 11 April 2019
Ethics approval and consent to participate
: Ethical approval has been obtained for the study procedures by the Regional Ethical Review Board in Stockholm, Sweden (Dnr: 2013/1746–31/4; 2014/2244–32; 2017/916–32; 2017/1416–32). All data will be handled and stored according to the EU General Data Protection Regulation (GDPR). Written informed consent will be collected from all participants.
: Not applicable.
: The authors declare that they have no competing interest.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.