title: Historical ambient airborne asbestos concentrations in the United States.
authors.affiliation: a Family Medicine, University of Toronto , Toronto , ON , Canada and.|b Family Medicine, McMaster University , Hamilton , ON , Canada.
authors.forename: Murray Martin
authors.initials: MM
authors.lastname: Finkelstein
mesh_terms: D000395:Air Pollutants, Occupational / Q000032:analysis*; D001194:Asbestos / Q000032:analysis*; D014481:United States
chemical_list: D000395:Air Pollutants, Occupational; D001194:Asbestos