Pittsburgh, PA : U.S. Dept. of Health and Human Services, Public Health Service, Centers for Disease Control and Prevention, National Institute for Occupational Safety and Health, Pittsburgh Research Laboratory, [2000]
Title from title screen (viewed on July 15, 2008). "May 2000."
Technical Details
Mode of access: Internet at the National Institute for Occupational Safety and Health web site. Address as of 7/15/08: http://www.cdc.gov/niosh/mining/pubs/pdfs/ri9652.pdf; current access available via PURL.
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