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Seattle Epidemiologic Research and Information Center (ERIC)

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Vietnam-Era Twin Registry

The Vietnam-Era Twin Registry is a closed cohort of identical and fraternal twins who served in the military during the Vietnam era.

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Biospecimen repository

The VET Registry maintains a repository of biological specimens obtained from Registry members, including DNA, plasma, and serum samples.

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Celebrating 20 Years

Founded in 1997, the Seattle ERIC is celebrating 20 years of research and service to Veterans and VA.

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The Seattle ERIC works to improve the health and health care of Veterans by promoting the principles and practice of state-of-the-art epidemiologic research within the VA. Find out more about our current research, products, and staff.

We are one of several Epidemiology Centers that are part of the Cooperative Studies Program (CSP) in the Office of Research and Development (ORD) at the Department of Veterans Affairs (VA).

Researchers: This website serves as a resource for researchers and research staff to learn about epidemiologic research opportunities, education, and other topics of scientific interest. The Vietnam-Era Twin Registry, managed by the Seattle ERIC, is a valuable resource for researchers.

Veterans and the Public: Visit the VA Research and Development website to learn about some of the research being done by VA researchers nationwide.