Funding for this research was provided by:
National Institute for Health Research (106/0001)
Received: 6 April 2020
Accepted: 22 July 2020
First Online: 31 July 2020
Ethics approval and consent to participate
: Ethical approval was obtained from University College London Research Ethics Committee (ref: 9605/001; 31st October 2016), Institute of Health Sciences Education Review Committee at Queen Mary University London (ref: IHSEPRC-41; 31st January 2017) and the Faculty of Medicine and Health Sciences Research Ethics Committee at the University of East Anglia (ref: 2016/2017–99; 21st October 2017). All participants were informed and provided written consent to participate.
: Not applicable.
: The authors declare no competing interests.