Analytical and Bioanalytical Chemistry · 2003 · 42 citations · 24 references
PharmacyPharmaceutical AnalysisPharmacologyDrug MetabolismMass Spectrometric AnalysisPsychopharmacologyControlled Substance AnalysisDrugs Of AbuseMetabolite ExtractionMonoamine NeurochemistryForensic Drug ChemistryIsotopic Ratio AnalysisMass Spectrometric Drug AnalysisSeized Drug AnalysisSeized Drug Examination
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Tracing the geographical origin of cocaine
James R. Ehleringer, John F. Casale, Michael J. Lott et al. · Nature · 2000 · 182 citations
Geo-location of heroin and cocaine by stable isotope ratios
James R. Ehleringer, Donald A. Cooper, Michael J. Lott et al. · Forensic Science International · 1999 · 118 citations