author: Psychogyiou, Mina_or_Tentolouris, Nikolaos_or_Daikos, Georgios_or_Cheliotis, Dimitrios_or_Spyropoulos, Vasileios__encollection: 2subjectTerm: I. MATHEMATICS AND COMPUTER SCIENCE_or_IV. MEDICINE AND HEALTH SCIENCES, LIFE SCIENCES, BIOLOGICAL SCIENCES