Black Lung Study: Biggest Cluster Ever Of Fatal Coal Miners' Disease - NPR

NPRBlack Lung Study: Biggest Cluster Ever Of Fatal Coal Miners' DiseaseNPREpidemiologists at the National Institute for Occupational Safety and Health (NIOSH) say they've identified the largest cluster of advanced black lung disease ever reported, a cluster that was first uncovered by NPR 14 months ago. In a "research letter ...and more »