NIEHS Clinical Research Unit
111 T.W. Alexander Drive, Bldg. 109
Durham, NC 27709
NIH Clinical Center
10 Center Drive
Bethesda, MD 20892
An official website of the United States government
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.
The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.
Last Reviewed: April 2, 2024