Quantitative metabolic profiling of urinary organic acids by gas chromatography-mass spectrometry: comparison of isolation methods.
D000143:Acids / Q000652:urine*; D002849:Chromatography, Gas; D002852:Chromatography, Ion Exchange; D003201:Computers; D006880:Hydroxy Acids / Q000652:urine; D013058:Mass Spectrometry; D012997:Solvents
D000143:Acids; D006880:Hydroxy Acids; D012997:Solvents