Most children with severe autism are diagnosed by age 3.

I can't really imagine how it must feel for families with children who have severe autism.

A person who has severe autism may need to be cared for all their life.

People without this trait, like those with severe autism, are impaired, unable to imagine themselves in other people's heads.

The children with the most severe autism had the most profound brain structure differences, he adds.

Out of the 289,456 children ages 3 to 10 living in the metropolitan Atlanta in 1996, 987 had mild to severe autism.

One is about the range of the spectrum, so it clearly includes severe autism.

Almog is also the father of a son with severe autism and mental retardation.

Their songs feature themes like coping with severe autism in daily life and extraordinary individuals' relationship to society.

Barr became a special-education teacher because her son, Matthew, who is now 12, was found to have severe autism.