title: Air purifying particulate filter respirators: use, types, and limitations.
authors.affiliation: Department of Environmental Health, University of Cincinnati College of Medicine, Ohio.
authors.forename: R T
authors.initials: RT
authors.lastname: McKay
mesh_terms: D000395:Air Pollutants, Occupational / Q000009:adverse effects*; D002568:Certification; D017408:Guidelines as Topic; D006801:Humans; D008422:Materials Testing; D014481:United States; D014489:United States Occupational Safety and Health Administration; D012122:Ventilators, Mechanical / Q000145:classification / Q000592:standards / Q000706:statistics & numerical data
chemical_list: D000395:Air Pollutants, Occupational