1. The Child Behavior Checklist and related instruments. In The use of psychological testing for treatment planning and outcomes assessment;Achenbach,1999
2. The Q-CHAT (quantitative checklist for autism in toddlers): a normally distributed quantitative measure of autistic traits at 18–24 months of age: preliminary report;Allison;J. Autism Dev. Disord.,2008
3. Diagnostic and Statistical Manual of Mental Disorders,2013
4. American Psychiatric Association. (2000). Diagnostic and Statistical Manual of Menal Disorders (4th ed.).
5. Reciprocity in interaction: a window on the first year of life in autism;Apicella;Autism Res Treat.,2013