title: Determination of metoprolol metabolites in plasma and urine by electron-capture gas--liquid chromatography.
mesh_terms: D002849:Chromatography, Gas / Q000379:methods; D006207:Half-Life; D006801:Humans; D008790:Metoprolol / Q000097:blood* / Q000378:metabolism / Q000652:urine; D011412:Propanolamines / Q000097:blood*
chemical_list: D011412:Propanolamines; D008790:Metoprolol