Improved ruggedness of an ion‐pairing liquid chromatography/tandem mass spectrometry assay for the quantitative analysis of the triphosphate metabolite of a nucleoside reverse transcriptase inhibitor in peripheral blood mononuclear cells
1. Bioanalytical Sciences Department, Research and Development, Bristol‐Myers Squibb Co.;2. Tandem Labs, a LabCorp Company;3. Drug Safety Evaluation, Research and Development, Bristol‐Myers Squibb Co.