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ATSDR Home
A federal public health agency of the U.S. Department of Health and Human Services that helps protect people from the health effects of chemical exposures.

A-Z Index
The ATSDR A-Z Index is a navigational and informational tool that makes the ATSDR Web site easier to use.

Toxic Substances Portal
One-stop-shop on the health effects of toxic substances


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Page last reviewed: February 01, 2021
Content source: Agency for Toxic Substances and Disease Registry