title: A gas chromatography-mass spectrometry method for the quantitative analysis of melatonin in plasma and cerebrospinal fluid.
mesh_terms: D008401:Gas Chromatography-Mass Spectrometry / Q000379:methods; D006801:Humans; D008550:Melatonin / Q000032:analysis* / Q000097:blood / Q000134:cerebrospinal fluid; D008832:Microchemistry
chemical_list: D008550:Melatonin