Funding for this research was provided by:
Department of Health Policy Research Programme (PR-R11-0914-11001)
Received: 8 June 2018
Accepted: 8 July 2019
First Online: 4 October 2019
Ethics approval and consent to participate
: IRB approval was granted by the Research Ethics Committee of the Faculty of Medicine and Health Sciences at the University of Nottingham (C18062015 SoM PC) to carry out the study and publish the findings. Written consent was obtained from all participants.
: Not applicable.
: The authors declare that they have no competing interests.