Christensen D.L., Bilder D.A., Zahorodny W., Pettygrove S., Durkin M.S., Fitzgerald R.T., Yeargin-All­sopp M. (2016), Prevalence and characteristics of autism spectrum disorder among 4-year-old children in the autism and developmental disabilities monitoring network. Journal of Developmental & Beha­vioral Pediatrics, 37(1), 1–8.

Christensen D.L., Baio J., Braun K.V. i in. (2012), Prevalence and Characteristics of Autism Spectrum Disorder Among Children Aged 8 Years – Autism and Developmental Disabilities Monitoring Network, 11 Sites, United States, MMWR Surveill Summ 2016; 65 (No. SS-3), 1–23. DOI: http://dx.doi.org/10.15585/mmwr.ss6503a1 (dostęp: 6.06.2016).

Fombonne E. (2003), The prevalence of autism. Jama, 289(1), 87–89.

Fombonne E. (2009), Epidemiology of pervasive developmental disorders. Pediatric Research, 65(6), 591–598.

Smith T., Wick J. (2008), Controversial treatments. W: K. Chawarska, A. Klin, F.R. Volkmar (eds.), Autism in Infants and Toddlers: Diagnosis, Assessment and Treatment, New York: Guilford Press.

Wazana A., Bresnahan M., Kline J. (2007), The autism epidemic: Fact or artifact? Journal of the American Academy of Child & Adolescent Psychiatry, 46(6), 721–730.