title: Natural occurrence disqualifies mannitol as an internal standard when urinary monosaccharides are determined by gas-liquid chromatography.
mesh_terms: D000328:Adult; D002849:Chromatography, Gas / Q000379:methods; D006801:Humans; D008353:Mannitol; D009005:Monosaccharides / Q000652:urine*; D012015:Reference Standards
chemical_list: D009005:Monosaccharides; D008353:Mannitol