共 45 条
- [42] Efficiency of a miniaturized silica monolithic cartridge in reducing matrix ions as demonstrated in the simultaneous extraction of morphine and codeine from urine samples for quantification with liquid chromatography-tandem mass spectrometry (LC-MS/MS) JOURNAL OF MASS SPECTROMETRY, 2011, 46 (09): : 891 - 900
- [43] Liquid chromatography-tandem mass spectrometry analysis of cocaine and its metabolites from blood, amniotic fluid, placental and fetal tissues: study of the metabolism and distribution of cocaine in pregnant rats JOURNAL OF CHROMATOGRAPHY B, 2000, 745 (02): : 287 - 303