But officials do not know how the child was infected.

But he never says what happened to the four who were infected.

Few companies know how many of their workers are infected.

In some areas more than 50 percent of children are infected.

Now 46, he has been infected for more than half his life.

About 2.5 percent of all black men in the city are infected.

Women were more than four times less likely to be infected.

She has yet to find out if her son is also infected.

In no case has anyone been known to be infected, he said.

Nearly all the patients were infected in 1993 or 1994.

A total of 146 people in 28 states were infected.

Either one of those two might very well have been infected.

As a result, six people across three states were infected.

Test results show she was infected no later than 1977.

All we're doing is to stop more men being infected.

In a few hours you will be infected with the culture.

Nearly 70 percent of the community members have been infected by the time they are 19 years old.

If you've already been infected, then you might as well just give up and go home.

No one knows for certain which person was first infected.

The country says that a total of 1,279 people have been infected.

Among them, 500 were infected, or about one in seven.

A positive test result for a person who is actually not infected.

Most likely to be infected were women 45 and older.

Whether you, too, might not have been infected with the same disease.