title: Quantitative analysis of diphenylhydantoin in serum by gas chromatography-mass spectrometry.
mesh_terms: D002849:Chromatography, Gas / Q000379:methods*; D008401:Gas Chromatography-Mass Spectrometry / Q000379:methods*; D006801:Humans; D010672:Phenytoin / Q000097:blood*
chemical_list: D010672:Phenytoin