title: Gas chromatographic determination of homovanillic acid in human cerebrospinal fluid by electron capture detection and by mass fragmentography with a deuterated internal standard.
mesh_terms: D002849:Chromatography, Gas; D004583:Electrons; D005470:Fluorometry; D006801:Humans; D013058:Mass Spectrometry; D008722:Methods; D010648:Phenylacetates / Q000134:cerebrospinal fluid* / Q000592:standards
chemical_list: D010648:Phenylacetates