subjectTerm: I. MATHEMATICS AND COMPUTER SCIENCE_or_IV. MEDICINE AND HEALTH SCIENCES, LIFE SCIENCES, BIOLOGICAL SCIENCES__enauthor: Kefalas, Petros_or_Manis, Georgios_or_Loukopoulos, Thanasis_or_Sakellariou, Ilias_or_Vasileiadis, Nikolaostype: 104_or_102