title: Simultaneous assay of methylphenobarbital and phenobarbital in plasma using gas chromatography--mass spectrometry with selected ion monitoring.
mesh_terms: D008401:Gas Chromatography-Mass Spectrometry; D006801:Humans; D008618:Mephobarbital / Q000097:blood* / Q000378:metabolism; D010634:Phenobarbital / Q000097:blood*; D013997:Time Factors
chemical_list: D008618:Mephobarbital; D010634:Phenobarbital