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The document is a trip report by Dr. Mary A. Kaiser from DuPont, discussing a visit to the National Medical Services Laboratory to investigate discrepancies in blood levels of perfluorooctanoic acid (PFOA) between 2000 and 2001, attributed to the introduction of a new analytical method for the 2001 samples.
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AR226-3402
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v1J0drk11dn2Kpjz3vKaVXQLm |
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