• Entry
  • Reader's guide
  • Entries A-Z
  • Subject index

The diagnostic category autism spectrum disorders (ASD) refers to a range of complex neurodevelopmental disorders that are characterized by three symptoms: (1) markedly abnormal social impairments, (2) mild to severe communicative difficulties, and (3) a restricted range of activities and ...

    • Loading...
    locked icon

    Sign in to access this content

    Get a 30 day FREE TRIAL

    • Watch videos from a variety of sources bringing classroom topics to life
    • Read modern, diverse business cases
    • Explore hundreds of books and reference titles