title: Gas chromatography--mass spectrometry of hexahydroubiquinone-4 and related compounds. A critical examination of analytical procedures.
mesh_terms: D055598:Chemical Phenomena; D002621:Chemistry; D002776:Cholestanes; D002845:Chromatography; D002849:Chromatography, Gas; D004355:Drug Stability; D004987:Ethers / Q000032:analysis; D005069:Evaluation Studies as Topic; D007477:Ions; D013058:Mass Spectrometry; D008722:Methods; D012825:Silicon; D013237:Stereoisomerism; D014451:Ubiquinone / Q000032:analysis* / Q000302:isolation & purification / Q000378:metabolism
chemical_list: D002776:Cholestanes; D004987:Ethers; D007477:Ions; D014451:Ubiquinone; D012825:Silicon