Funding for this research was provided by:
Swedish Cancer Foundation (CAN 2016/810)
Text and Data Mining valid from 2019-08-21
Received: 14 February 2019
Accepted: 5 August 2019
First Online: 21 August 2019
Ethics approval and consent to participate
: Not applicable.
: All authors have read and agreed to the fnal version of the manuscript.
: The authors declare that they have no competing interests.