1. Rapin I . Autism. N Engl J Med 1997; 337: 97–104.
2. American Psychiatric Association. Diagnostic and Statistical Manual of Mental Disorders 4th edn. American Psychiatric Association Press: Washington, DC, 1994.
3. Autism: economic impact and implications. Proceedings of the 2012 Autism Summit, 31 March 2012; Hong Kong, China.
4. Dawson G . Dramatic increase in autism prevalence parallels explosion of research into its biology and causes. Arch Gen Psychiatry 2012; 70: 1–2.
5. Splawski I, Yoo DS, Stotz SC, Cherry A, Clapham DE, Keating MT . CACNA1H mutations in autism spectrum disorders. J Biol Chem 2006; 281: 22085–22091.