subjectTerm: I. MATHEMATICS AND COMPUTER SCIENCE_or_IV. MEDICINE AND HEALTH SCIENCES, LIFE SCIENCES, BIOLOGICAL SCIENCES_or_III. ENGINEERING AND TECHNOLOGYauthor: Kontogeorgis, Aristeidis_or_Spyropoulos, Vasileios_or_Antoniadis, Ioannis_or_Σπυρόπουλος, Βασίλειος__el