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NHATS makes every effort to ensure that the information available on this website is accessible to all study participants. conforms to Level Double-A of the World Wide Web Consortium (W3C) Web Content Accessibility Guidelines 1.0. The Site is compliant with U.S. Federal Government's Section 508 Standards. These guidelines explain how to make Web content more accessible for people with disabilities.

If you use special adaptive equipment to access the Web and encounter problems when using our site, please contact us at