1. 1. Environmental Protection Agency (EPA) , "Final Report on Population Risk to Ambient Benzene Exposures ," Cancer Assessment Group, PB82-227372 (1979 ).
2. 2. Environmental Protection Agency (EPA) , "Interim Quantitative Cancer Unit Risk Estimates Due to Inhalation of Benzene ," Office of Air Quality Planning and Standards, OHEA-C-153, (1985 ).
3. 3. K.S. Crump, and B.C. Allen , "Quantitative Estimates of Risk of Leukemia from Occupational Exposure to Benzene ," prepared for the Occupational Safety and Health Administration (1984 ).
4. 5. California Department of Health Services , "Report to the Scientific Review Panel on Benzene ," prepared by the staffs of the Air Resources Board and the Department of Health Services (1984 ).