Bridgemohan C, Augustyn M, Torchia M. Surveillance and Screening for Early Warning Signs of Autism Spectrum Disorder in Primary Care. UpToDate http://www.uptodate.com/contents/surveillance-and-screening-for-autism-spectrum-disorders-in-primary-careexternal icon. Accessed April 30, 2010.
Carbone PS, Behl DD, Azor V, Murphy NA. The medical home for children with Early Warning Signs of Autism Spectrum Disorder: parent and pediatrician perspectives. J Autism Dev Discord. 2010;40:317-24.
Centers for Disease Control and Prevention. National Center on Birth Defects and Developmental Disabilities. Learn the Signs. Act Early. Important Milestones: Your Child at Two Years. Available at: https://www.cdc.gov/ncbddd/actearly/milestones/milestones-2yr.html. Accessed August 8, 2011.
First Signs Website. Hallmark Developmental Milestones. Available at: http://www.firstsigns.org/healthydev/milestones.htmexternal icon. Accessed: August 8, 2011.
Golnik A. Medical homes for children with autism: a physician survey. Pediatrics. 2009;123(3): 966.
Greenspan SI, Brazelton TB, Cordero J, et al. Guidelines for early identification, screening, and clinical management of children with Early Warning Signs of Autism Spectrum Disorder. Pediatrics. 2008;121:828-30.
Gupta VB, Hyman SL, Johnson CP, et al. Identifying children with autism early? Pediatrics. 2007;119:152-3.
Johnson CP, Meyers S. Council on Children with Disabilities. American Academy of Pediatrics Clinical Report: Identification and evaluation of children with autism spectrum disorder. Pediatrics. 2007;120:1183-215.
Zwaigenbaum L, Bryson S, Lord C, et al. Clinical assessment of toddlers with suspected autism spectrum disorder: insights from studies of high-risk infants. Pediatrics. 2009;123:1383-91.