author: Zachos, Efstathios_or_Kroupis, Christos_or_Spyropoulos, Vasileios_or_Pagourtzis, Aristeidis_or_Λιανός, Θεόδωρος__elcollection: 2subjectTerm: I. MATHEMATICS AND COMPUTER SCIENCE_or_IV. MEDICINE AND HEALTH SCIENCES, LIFE SCIENCES, BIOLOGICAL SCIENCES_or_II. NATURAL SCIENCES AND AGRICULTURAL SCIENCES