analyse (4) méthode (4) Urine (4) Performance (4) Mass spectrometry (4) Liquid chromatography (4) Analysis (4) Performance (4) chromatographie (3) Chromatographic analysis (3) administration (2) monde (2) mise sous écran protecteur (2) pression (2) ion (2) extraction (2) énergie (2) comparaison (2) Comparison (2) Acquisition (2) Methods (2) Ion mobility spectroscopy (2) Supercritical fluid chromatography (2) Values (2) Stimulants (2) Steroids (2) State, The (2) Spectrum analysis (2) Pressure (2) Power resources (2)