title: Quantitative determination of metoprolol in plasma and urine by gas chromatography.
mesh_terms: D002849:Chromatography, Gas; D008722:Methods; D010647:Phenyl Ethers / Q000032:analysis*; D011412:Propanolamines / Q000032:analysis
chemical_list: D010647:Phenyl Ethers; D011412:Propanolamines