Funding for this research was provided by:
Medical Research Council (G1001864)
Received: 19 August 2020
Accepted: 27 December 2020
First Online: 18 January 2021
Ethics approval and consent to participate
: The University of Bath (EP 11/12 98) and the University of Birmingham (ERN_18–0877) Research Ethics Committees ethically approved the study. All participants provided written informed consent before participation.
: Not applicable.
: The authors declare that they have no competing interests.