Autism spectrum disorder in the second year: stability and change in syndrome expression
Chawarska K, Klin A, Paul R, Volkmar F. Autism spectrum disorder in the second year: stability and change in syndrome expression. Journal Of Child Psychology And Psychiatry 2006, 48: 128-138. PMID: 17300551, DOI: 10.1111/j.1469-7610.2006.01685.x.Peer-Reviewed Original ResearchConceptsAutism spectrum disorderSymptoms of ASDAutism Diagnostic Observation Schedule-GenericSyndrome expressionSpectrum disorderParental reportsAcquisition of languageAutism Diagnostic InterviewSymptoms of autismPervasive developmental disorderDyadic social behaviorASD symptomsPDD-NOSSocial dysfunctionSocial behaviorAutismLanguage characteristicsDevelopmental disordersDiagnostic InterviewDiagnostic classificationYoung childrenADOSStereotyped behaviorSecond yearArt diagnostic methods