Co-Investigator: | ||||
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R828112C068I | Comparison of the Carcinogenicity of Diesel Exhaust and Carbon Black in Rat Lungs | Centers | April 1, 2000 through March 31, 2005 | |
Principal Investigator: | ||||
R828112C050 | Does Ozone Cause Precancerous Changes in Cells? | Centers |