subjectTerm: I. MATHEMATICS AND COMPUTER SCIENCE_or_IV. MEDICINE AND HEALTH SCIENCES, LIFE SCIENCES, BIOLOGICAL SCIENCES__entype: 102author: Toumpis, Stavros_or_Sakellariou, Ilias_or_Manis, Georgios_or_Kefalas, Petros_or_Gitzenis, Savvas_or_Skoumpourdi, Chrysanthi