Simultaneous quantitative determination of 5 - aza - 2 ′ - deoxycytidine genomic incorporation and DNA demethylation by liquid chromatography tandem mass spectrometry as exposure - response measures of nucleoside analog DNA methyltransferase inhibitors. (hopkinsmedicine.org)
«In the face of natural variability and complexity, the consequences of change in any single factor, for example greenhouse gas emissions, can not readily be isolated, and prediction becomes difficult... Scientific uncertainties continue to limit our ability to make objective, quantitative determinations regarding the human role in recent climate change, or the degree and consequence of future change.» (polluterwatch.com)
Phenolic compounds in coffee pulp: Quantitative determination by HPLC Jose R Ramirez - Martinez 2. (fitnessandpower.com)