Publication | Open Access

Determination of low levels of benzodiazepines and their metabolites in urine by hollow-fiber liquid-phase microextraction (LPME) and gas chromatography–mass spectrometry (GC–MS)

Gas Chromatography–mass SpectrometryGas ChromatographyMedicineBioanalysisMass SpectrometryDrug TestDrug MonitoringAnalytical ChemistryHollow-fiber Liquid-phase MicroextractionLiquid ChromatographyMetabolomicsLow LevelsPharmacologyChromatographic AnalysisChromatographyDrug Analysis