Funding for this research was provided by:
Waterloo Foundation (918-1234)
Medical Research Council (MR/K51347/1, MR/L011166/1, MR/N022572/1, G0801418, G0800509)
Baily Thomas Charitable Fund (2314/1)
National Institute of Mental Health (5UO1MH101724)
Health and Care Research Wales (Welsh Government, 507556)
Wellcome Trust (ISSF, 503147)
Received: 19 October 2018
Accepted: 23 May 2019
First Online: 10 June 2019
Ethics approval and consent to participate
: The study was approved by NHS Wales Research Ethics committee (ref: 09/WSE04/22). All participants were recruited via UK Medical Genetics clinics, word of mouth, and advertisements through 22q11.2DS charities, using protocols approved by the NHS Ethics and Research and Development committees. Informed written consent was obtained prior to recruitment from carers of the children, and the children themselves where appropriate.
: Not applicable.
: The authors declare that they have no competing interests.