author: Pagourtzis, Aristeidis_or_Spyropoulos, Vasileios_or_Michalopoulos, Charilaos_or_Georgopoulos, Antonios_or_Lianos, Theodoros_or_Michalopoulos, Andreas__ensubjectTerm: IV. MEDICINE AND HEALTH SCIENCES, LIFE SCIENCES, BIOLOGICAL SCIENCES_or_I. MATHEMATICS AND COMPUTER SCIENCE