Funding for this research was provided by:
Stanley Medical Research Institute (07R-1888)
Received: 11 February 2022
Accepted: 17 May 2022
First Online: 10 June 2022
: The study protocol for the Delta study was approved by the University of Cambridge Human Biology Research Ethics Committee (approval number HBREC 2017.11)
: All participants in the Delta study were provided with a participant information sheet and signed an informed digital consent.
: Not applicable.
: SB is a director of Psynova Neurotech Ltd and Psyomics Ltd and has received payments from the University of Cambridge for licensing of data from the Delta Study. All other authors declare no competing interests.