title: Threshold limit values: a timely look.
authors.affiliation: Division of General and Preventive Medicine, School of Medicine, University of Alabama, Birmingham 35205.
authors.forename: J A
authors.initials: JA
authors.lastname: Finklea
mesh_terms: D004781:Environmental Exposure; D006801:Humans; D008452:Maximum Allowable Concentration; D009314:National Institute for Occupational Safety and Health, U.S.; D009784:Occupational Diseases / Q000517:prevention & control*; D014481:United States; D014489:United States Occupational Safety and Health Administration