[Atlanta, Ga.] : Dept. of Health and Human Services, Centers for Disease Control and Prevention, National Institute for Occupational Safety and Health ; [Springfield, Va.] : [National Technical Information Service, distributor], [2003]
Also available via Internet from the CDC web site. Address as of 7/14/04: http://www.cdc.gov/niosh/hhe/reports/pdfs/2003-0078-2918.pdf; current access is available via PURL.