Lung Function in Rescue Workers at the World Trade Center after 7 Years

"Dust." How scientific.

"The terrorist attacks on the World Trade Center on September 11, 2001, exposed thousands of Fire Department of New York City (FDNY) rescue workers to dust, leading to substantial declines in lung function in the first year. We sought to determine the longer-term effects of exposure..."

http://www.nejm.org/doi/full/10.1056/NEJMoa0910087