subjectTerm: I. MATHEMATICS AND COMPUTER SCIENCE_or_IV. MEDICINE AND HEALTH SCIENCES, LIFE SCIENCES, BIOLOGICAL SCIENCES_or_III. ENGINEERING AND TECHNOLOGYcollection: 2author: Cheliotis, Dimitrios_or_Souliou, Theodora_or_Zachos, Efstathios_or_Pagourtzis, Aristeidis_or_Spyropoulos, Vasileios__en