Funding for this research was provided by:
Skånes universitetssjukhus (n/a)
Cancerfonden (CAN 2015/287)
Received: 6 July 2019
Accepted: 30 October 2019
First Online: 8 November 2019
Ethics approval and consent to participate
: The study was approved by the Regional Ethical Review Board in Uppsala (Dnr 2014/249/3).Written informed consent was obtained from all participants included in the study.
: Not applicable to this study.
: The authors declare that they have no competing interest.