TY - RPRT TI - Direct analysis of plasma samples for drug discovery compounds using mixed-function column liquid chromatography tandem mass spectrometry. AU - Y Hsieh AU - M S Bryant AU - G Gruela AU - J M Brisson AU - W A Korfmacher PY - 2000 DO - 10.1002/1097-0231(20000815)14:15<1384::aid-rcm32>3.0.co;2-# UR - https://pubmed.ncbi.nlm.nih.gov/10920359/ ID - 10920359 ER -