[Research Triangle Park, NC] : United States Environmental Protection Agency, Research and Development, National Risk Management Research Laboratory, [1998]
Title from title screen (viewed on Sept. 12, 2003). "May 1998." "EPA/600/SR-98/043."
Technical Details:
System requirements: Adobe Acrobat Reader required. Mode of access: Internet from the EPA Office of Research and Development web site. Address as of 9/12/2003: http://www.epa.gov/ORD/WebPubs/projsum/600sr98043.pdf; current access available via PURL.