Autistic DisorderChild Development Disorders, PervasiveReflex, AcousticCatatoniaAsperger SyndromeRett SyndromeSpectrum AnalysisCommunication DisordersLanguage TherapyFourier AnalysisSignal Processing, Computer-AssistedUltrasonographyUltrasonicsFetal Alcohol Spectrum DisordersMethyl-CpG-Binding Protein 2Social BehaviorInterpersonal RelationsElectroencephalographyAlgorithmsHeart RateBipolar DisorderMental DisordersLanguage Development DisordersChild BehaviorSpectrum Analysis, RamanMood DisordersAnxiety DisordersAttention Deficit Disorder with HyperactivityDisabled ChildrenChild WelfareDiagnostic and Statistical Manual of Mental DisordersChild Behavior DisordersHearing Loss, CentralStereotypic Movement Disorder