author: Rovina, Nikoletta_or_Pseiridou, Anastasia_or_Toumpis, Stavros_or_Koutsoukou, Antonia_or_Gitzenis, Savvas_or_Cheliotis, Dimitrios_or_Spyropoulos, Vasileios__ensubjectTerm: I. MATHEMATICS AND COMPUTER SCIENCE_or_IV. MEDICINE AND HEALTH SCIENCES, LIFE SCIENCES, BIOLOGICAL SCIENCES