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This document is a letter from DuPont to the EPA providing supplemental information regarding an ongoing study on Ammonium Perfluorooctanoate (PFOA) that evaluates health status and serum biomarker exposure among employees at their Washington Works plant, indicating no clear associations between serum PFOA levels and proximity to the plant site.
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2005 |
AR226-3542
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DdY4M3znj33KrV0BYoj4Xz1M5 |
2 |