Researchers with the CDC's National Institute for Occupational Safety and Health (NIOSH) report in the current issue of Morbidity and Mortality Weekly Report (Vol. 16, No. 23) on the prevalence of dust diseases of the lungs among U.S. surface coal miners. Based on chest x-rays performed on 2,238 workers who work at surface/strip coal mines in 16 States, 46 of them (about 2 percent) had radiographic evidence of coal workers' pneumoconiosis (CWP). The median age of the workers with CWP was only 56 years; the median years of mining experience was 33 years. Especially troubling is the…
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