State officials say they acted properly in pursuing the eradication program.

First, the eradication program was an international effort, and other nations wanted the virus destroyed.

For example, he said, there were 75 million cases in India before the eradication programs of the 1950's and 1960's.

Even State Department officials who work on the drug issue are skeptical of eradication programs.

We've got to do a better job of working with the Colombia government on its eradication program.

A national eradication program has been ruled out due to a lack of resources and technology.

Many of these countries continue to implement eradication programs.

Supporters say this type of eradication program will work, given time.

The eradication program was based on a concept known as herd immunity.

An eradication program has been under way since 1989.