Funding for this research was provided by:
National Institute for Health Research (DRF-2016-09-028)
Received: 3 March 2020
Accepted: 22 May 2020
First Online: 17 June 2020
Ethics approval and consent to participate
: This study was approved by Newcastle University Faculty of Medical Sciences Ethics Committee (application 01266/12984/2017). All participants gave consent to participate. Written informed consent was sought from potential participants for interviews and one-to-one observations. For observations of groups, information was given in advance to the Chair of the meeting or senior member of the group, with a request to distribute it to all members. This information included details about the study aims, methods, risks and benefits and how participants were able to have their data excluded from the study.
: Consent for publication was obtained from all participants.
: The authors declare that they have no competing interests.