1. The manual for the ASEBA school-age forms & profiles;Achenbach,2001
2. Sleep patterns of school-age children with Asperger syndrome or high-functioning autism;Allik;Journal of Autism and Developmental Disorders,2006
3. Diagnostic and statistical manual of mental disorders (4th ed.) text revision (DSM-IV-TR);American Psychiatric Association,2000
4. Diagnostic and statistical manual of mental disorders;American Psychiatric Association,2013
5. GI symptom inventory questionnaire, version 3.0;Autism Treatment Network,2005