Funding for this research was provided by:
Public Health England
Received: 28 March 2021
Accepted: 7 September 2021
First Online: 20 September 2021
: Ethics approval was granted by the Biomedical and Scientific Research Ethics Committee at the University of Warwick (REGO-2018-2274). Written parental consent and verbal child assent was obtained for all child participants in the study. All adult participants provided written consent.
: Not applicable.
: The authors declare that they have no competing interests.