TY - RPRT TI - Solid-phase extraction gas chromatography-ion trap-mass spectrometry qualitative method for evaluation of phenolic compounds in virgin olive oil and structural confirmation of oleuropein and ligstroside aglycons and their oxidation products. AU - J J Ríos AU - M J Gil AU - F Gutiérrez-Rosales PY - 2005 DO - 10.1016/j.chroma.2005.07.033 UR - https://pubmed.ncbi.nlm.nih.gov/16233882/ ID - 16233882 ER -