Bill is a man with mental retardation in his 60s.

We need more and better data on the health status of people with mental retardation.

His light mental retardation made him look perhaps eight years younger.

The school has a staff of approximately 600, and is home to 300 people with mental retardation.

I didn't get all of it, you mentioned something about mental retardation.

About 8% of people with mental retardation live in an institution or group home.

In a small number of persons, there is mental retardation.

On the other hand, the officials said, only 28 percent of those claiming mental retardation were being cut.

However, mental retardation has been present in all surviving patients.

Sometimes schools may use full inclusion for certain students such as those with mental retardation.