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Packed-Nanofiber solid phase extraction coupled with gas chromatography-mass spectrometry for the determination of phthalate esters in urines from children

Solvent ExtractionChemical EngineeringEngineeringSeparation ScienceGas ChromatographyMedicineEnvironmental Analytical ChemistryMass SpectrometryAnalytical ChemistryLiquid ChromatographyChemistryClinical ChemistryGas Chromatography-mass SpectrometryPhthalate EstersChromatography