1. Diagnostic and statistical manual of mental disorders,2013
2. ICD-10 Classifications of Mental and Behavioural Disorder: clinical descriptions and diagnostic guidelines,1992
3. Prevalence of disorders of the autism spectrum in a population cohort of children in South Thames: the Special Needs and Autism Project (SNAP);Baird;Lancet,2006
4. Prevalence of autism spectrum disorders – Autism and Developmental Disabilities Monitoring Network, United States, 2006;MMWR Surveill Summ,2009
5. Prevalence of autism spectrum disorders – Autism and Developmental Disabilities Monitoring Network, United States, 2010;MMWR Surveill Summ,2014