Risk assessment to support the review of the PM primary national ambient air quality standards
Subtitle: external review draft
By: U.S. Environmental Protection Agency, Office of Air and Radiation, Office of Air Quality Planning and Standards, Health and Environmental Impacts Division, Ambient Standards Group
Publisher: U.S. Environmental Protection Agency, Office of Air Quality Planning and Standards, Health and Environmental Impacts Division
Published: 2009
Place of publication: Research Triangle Park, N.C
Language: eng
Format: [electronic resource] :
Number of pages: 524
Subjects: Air quality management; Particles; Health aspects; Environmental aspects; Air quality; Standards
Notes: Title from title screen (viewed on Oct. 2, 2012).

"September 2009."

"DRAFT - Do not quote or cite."

"EPA 452/P-09-006."

Includes bibliographical references (p. 187-191.)