lang: elcollection: 2author: Kokkinos, Alexandros_or_Psychogyiou, Mina_or_Papatheodoridis, Georgios_or_Cheliotis, Dimitrios_or_Μιχαλόπουλος, Ανδρέας__elsubjectTerm: I. MATHEMATICS AND COMPUTER SCIENCE_or_IV. MEDICINE AND HEALTH SCIENCES, LIFE SCIENCES, BIOLOGICAL SCIENCES