TY - RPRT TI - High performance liquid chromatography mobile phase composition optimization for the quantitative determination of a carboxylic acid compound in human plasma by negative ion electrospray high performance liquid chromatography tandem mass spectrometry. AU - M Jemal AU - Z Ouyang AU - D S Teitz PY - 1998 DO - 10.1002/(sici)1097-0231(19980430)12:8<429::aid-rcm179>3.0.co;2-i UR - https://pubmed.ncbi.nlm.nih.gov/9586230/ ID - 9586230 ER -