type: 112_or_1_or_7_or_110_or_109collection: 2lang: el_or_enauthor: Spyropoulos, Vasileios_or_Plageras, Panagiotis_or_Tsotsou, Georgia Eleni_or_Fountzoula, ChristinasubjectTerm: IV. MEDICINE AND HEALTH SCIENCES, LIFE SCIENCES, BIOLOGICAL SCIENCES_or_II. NATURAL SCIENCES AND AGRICULTURAL SCIENCES_or_V. LAW AND SOCIAL SCIENCES