1870371 UPLC-MS ultra-performance liquid chromatography-mass spectrometry 663 2274315 UHPLC-MS ultra-high-performance liquid chromatography-mass spectrometry 303 3366166 UPLC-MS-MS ultra-performance liquid chromatography-tandem mass spectrometry 62 2251172 UHPLC-MS-MS ultra-high-performance liquid chromatography-tandem mass spectrometry 18 2721696 UPLC-MS/MS ultra-performance liquid chromatography-tandem mass spectrometry 3 2274311 UHPLC MS ultra-high-performance liquid chromatography-tandem mass spectrometry 1 3938556 UHPLC-QTOF-MS ultra-high-performance liquid chromatography-tandem mass spectrometry 1