Funding for this research was provided by:
Department of Scientific and Industrial Research, Ministry of Science and Technology, India (N/A)
Medical Research Council (MR/M021475/1)
Received: 26 April 2019
Accepted: 1 September 2019
First Online: 7 November 2019
Ethics approval and consent to participate
: Ethical approval for TEDS was provided by the Institute of Psychiatry, Psychology and Neuroscience (IoPPN) ethics committee (reference number 05/Q0706/228). Ethical approval for the study described was provided by the Psychiatry, Nursing & Midwifery Research Ethics sub-committee (PNM/08/9-58). Parental consent and child assent was obtained for all participants.
: Not applicable.
: The authors declare that they have no competing interests.