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      Cocaine Analytes in Human Hair: Evaluation of Concentration Ratios in Different Cocaine Sources, Drug-User Populations and Surface-Contaminated Specimens
    
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2012

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              Journal of Analytical Toxicology
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          NIJ-Sponsored
    Comparison of the Novel Direct Analysis in Real Time time-of-Flight Mass Spectrometry (AccuTOF-DART) and Signature Analysis for the Identification of Constituents of Refined Illicit Cocaine
    
        Date Published

2007

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              Microgram Journal
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