Ischemic heart disease mortality among heavy equipment operators.
Finkelstein MM, Verma DK, Sahai D, Stefov E. Am J Ind Med. 2004 Jul;46(1):16-22. BACKGROUND: Inhalation of fine particulate is hypothesized to increase risk of heart disease events. METHODS: Seven Ontario construction unions participated in a retrospective cohort mortality study. Proportional mortal