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. 2016 Apr 1;65(3):1–23. doi: 10.15585/mmwr.ss6503a1

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Estimated prevalence* of autism spectrum disorder among children aged 8 years — Autism and Developmental Disabilities Monitoring Network, 11 sites, United States, 2012

Abbreviations: ADDM = Autism and Developmental Disabilities Monitoring Network; E+H = education and health records; HO = health records only.

*Cases per 1,000 children aged 8 years. Bars represent 95% confidence intervals.