Text and Data Mining valid from 2020-05-06
Received: 26 September 2019
Accepted: 25 April 2020
First Online: 6 May 2020
Ethics approval and consent to participate
: The study has been approved by Norwegian regional committee for medical and health research ethics (REK 2016/1384). The study is based on fully informed consent including consent for publication.
: Presentation includes anonymous quotes from individuals. All participants have consented to this publication.
: The authors declare that they have no competing interests.