Nikou, T. Fytili, C. Tentolouris, N. Katsilambros, N. and Mitakou, S. Halabalaki, M., Integrated UPLC-HRMS based metabolomics investigating hydroxytyrosol effect in human obesity, Planta Medica, (85), 1462, 2019, Georg Thieme Verlag KG, 0032-0943, 1439-0221