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The World Trade Center Health Registry (WTCHR) is a database for following people who were exposed to the disaster of 11 September 2001. Hundreds of thousands of people were exposed to the immense cloud of dust and debris, the indoor dust, the fumes from persistent fires, and the mental trauma of the terrorist attacks on the WTC on 9/11. The purpose of the(More)
1 Data presented in this paper are not final. These data are current as of July 19, 2004 and are subject to change since data collection was still in process at the time this paper was written. Summary The World Trade Center (WTC) Health Registry is designed to assess the health effects of the WTC disaster of September 11, 2001. It will follow those exposed(More)
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