Funding for this research was provided by:
Wellcome Trust ([203380/Z/16/Z])
Received: 4 February 2021
Accepted: 18 February 2022
First Online: 7 March 2022
: The author declares that they have no conflict of interest.
: This study received ethical approval from King’s College London Research Ethics Committee for Psychiatry, Nursing and Midwifery (REC reference: HR-17/18-4629—IRAS project ID: 230692). It also received approval from South London and Maudsley NHS Foundation Trust and was approved by the CRIS Oversight Committee.