This package includes the program GEI-TRIMM, which implements the method described in the manuscript Shi M, Umbach DM, Weinberg CR 2010 "Testing Haplotype-Environment Interactions Using Case-parent Triads." Added March 16, 2010.
GEI-TRIMM (130KB)
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.
NIH Websites Are Changing
NIH is moving the launch of its new website to the fall to ensure the best possible experience for everyone who relies on our websites for health information, research, funding opportunities, and other resources.
National Institute of Environmental Health Sciences
Use this QR code to view the newest version of this document
Last Reviewed: December 31, 2025