author: Kroupis, Christos_or_Fountzoula, Christina_or_Plageras, Panagiotis_or_Papaioannou, Angelos_or_Spyropoulos, Vasileios_or_Lianos, Theodoros_or_Spyropoulos, Vasileios__ensubjectTerm: I. MATHEMATICS AND COMPUTER SCIENCE_or_IV. MEDICINE AND HEALTH SCIENCES, LIFE SCIENCES, BIOLOGICAL SCIENCES_or_II. NATURAL SCIENCES AND AGRICULTURAL SCIENCES