title: The effect of a proposed change to fiber-counting rules in ASTM International Standard D7200-06.
authors: Exposure Assessment Branch, Health Effects Laboratory Division, National Institute for Occupational Safety and Health, Morgantown, West Virginia, USA.
authors: Martin
authors: M
authors: Harper
authors: Eun Gyung
authors: EG
authors: Lee
authors: Bruce
authors: B
authors: Harvey
authors: Michael
authors: M
authors: Beard
mesh_terms: D000395:Air Pollutants, Occupational / Q000032:analysis*; D017636:Asbestos, Amphibole / Q000032:analysis*; D004784:Environmental Monitoring / Q000592:standards*; D019016:Mineral Fibers / Q000032:analysis; D009314:National Institute for Occupational Safety and Health, U.S.; D014481:United States
chemical_list: D000395:Air Pollutants, Occupational; D017636:Asbestos, Amphibole; D019016:Mineral Fibers