Section 1: Autism Basics
- What Is An Autism Spectrum Disorder?
PDD vs. Autism Spectrum Disorder?
What Is An Autistic Disorder?
What Is Asperger Syndrome?
Asperger Syndrome vs. Autistic Disorder?
What is PDD-NOS?
PDD-NOS vs. Autism, Asperger Syndrome?
PDD-NOS vs. Pervasive Developmental Disorder?
Childhood Disintegrative Disorder?
What Is Rett Syndrome?
CDD, Rett Syndrome vs. Others?
What Is 'Classic' Autism?
What Is High-Functioning Autism?
Is Autism More Common In Boys or Girls?
Why Are Autism Diagnoses Increasing?
Dr. Alessandri answers the question: 'What Is An Autism Spectrum Disorder?'
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ABC News OnCall+ Autism

- ABC News OnCall+ Autism Center
Index: Autism Basics
Index: Autism Risk Factors and Prevention
Index: Autism Symptoms and Diagnosis
Index: Autism Treatment and Early Intervention
Index: Living With Autism
Autism Stories and Video From ABC News
Everything you need to know about autism from the nation's top experts.
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