1. Sapozhnikova Y: Development of liquid chromatography-tandem mass spectrometry method for analysis of polyphenolic compounds in liquid samples of grape juice, green tea and coffee. Food Chem. 2014 May 1;150:87-93. doi: 10.1016/j.foodchem.2013.10.131. Epub 2013 Nov 4. [PubMed:24360423 ]