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Is relief near for poison-ivy sufferers?

There are a lot of things Sean Hartmann likes about his job as a tree trimmer. It pays well, and the roadsides where he works are often beautiful, especially in the spring and fall.

Urushiol in poison ivy, which causes reactions, was harvested for a vaccine.
Urushiol in poison ivy, which causes reactions, was harvested for a vaccine.Read moreistockphoto.com
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