Funding for this research was provided by:
National Lottery Community Fund
Article History
Received: 10 October 2020
Accepted: 28 October 2021
First Online: 5 November 2021
Declarations
:
: Ethics approval was granted by the University College London Research Ethics Committee (Ref. 8097/003). Written consent for participation was obtained from participants and from their parents/carers. The authors are part of the core project team and so accessed anonymised data for this secondary analysis within our ethical approval conditions.
: Not applicable.
: The authors declare that they have no competing interests.