collection: 2type: 7author: Koulouras, Vasileios_or_Karachaliou, Angeliki_or_Cheliotis, Dimitrios_or_Nakos, Georgios_or_Daikos, Georgios__ensubjectTerm: I. MATHEMATICS AND COMPUTER SCIENCE_or_IV. MEDICINE AND HEALTH SCIENCES, LIFE SCIENCES, BIOLOGICAL SCIENCES