title: Simultaneous determination of unconjugated homovanillic acid, vanilmandelic acid, and 3-methoxy-4-hydroxyphenylethylene glycol, in serum by mass fragmentography and deuterated internal standards.
mesh_terms: D000328:Adult; D000368:Aged; D002648:Child; D002675:Child, Preschool; D008401:Gas Chromatography-Mass Spectrometry; D006018:Glycols / Q000097:blood*; D006719:Homovanillic Acid / Q000097:blood* / Q000652:urine; D006801:Humans; D007223:Infant; D008734:Methoxyhydroxyphenylglycol / Q000097:blood*; D010648:Phenylacetates / Q000097:blood*; D014642:Vanilmandelic Acid / Q000097:blood* / Q000652:urine
chemical_list: D006018:Glycols; D010648:Phenylacetates; D008734:Methoxyhydroxyphenylglycol; D014642:Vanilmandelic Acid; D006719:Homovanillic Acid