collection: 2lang: elauthor: Liatis, Stavros_or_Psychogyiou, Mina_or_Makrylakis, Konstantinos_or_Tentolouris, Nikolaos_or_Andrikopoulos, Nikolaos_or_Zachos, Efstathios_or_Pagourtzis, Aristeidis__ensubjectTerm: I. MATHEMATICS AND COMPUTER SCIENCE_or_IV. MEDICINE AND HEALTH SCIENCES, LIFE SCIENCES, BIOLOGICAL SCIENCES