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A rapid method for the assay of methylxanthines alkaloids: Theobromine, theophylline and caffeine, in cocoa products and drugs by paper spray tandem mass spectrometry

Pharmacological StudyBiochemistryMedicineCocoa ProductsHerb-drug InteractionSecondary MetaboliteDrug TestToxicologyAnalytical ChemistryMethylxanthines AlkaloidsRapid MethodPharmacologyDrug DiscoveryDrug Analysis