Simultaneous determination of metoprolol and deuterium-labelled metoprolol in human plasma by gas chromatography-negative-ion mass spectrometry.
D002247:Carbon Isotopes; D003903:Deuterium; D008401:Gas Chromatography-Mass Spectrometry; D006801:Humans; D008790:Metoprolol / Q000097:blood*
D002247:Carbon Isotopes; D003903:Deuterium; D008790:Metoprolol