author: Eliopoulos, Constantine_or_Marangos, Charalampos_or_Moraitis, Konstantinos_or_Michalopoulos, Charilaos_or_Lianos, Theodoros_or_Cheliotis, Dimitrios_or_Spyropoulos, Vasileios__ensubjectTerm: I. MATHEMATICS AND COMPUTER SCIENCE_or_IV. MEDICINE AND HEALTH SCIENCES, LIFE SCIENCES, BIOLOGICAL SCIENCES