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Comparison of a preliminary procedure for the general unknown screening of drugs and toxic compounds using a quadrupole-linear ion-trap mass spectrometer with a liquid chromatography–mass spectrometry reference technique

BiochemistryGas ChromatographyMedicineMass SpectrometryGeneral Unknown ScreeningToxic CompoundsAnalytical ChemistryToxicologyLiquid ChromatographyPreliminary ProcedureChromatographic AnalysisPharmacologyChromatographyDrug Analysis