title: Mass fragmentographic method for the determination of ketobemidone in plasma.
mesh_terms: D003903:Deuterium; D008401:Gas Chromatography-Mass Spectrometry / Q000379:methods; D006801:Humans; D008614:Meperidine / Q000031:analogs & derivatives* / Q000097:blood
chemical_list: D008614:Meperidine; D003903:Deuterium; C012394:ketobemidone