type: 7_or_203subjectTerm: I. MATHEMATICS AND COMPUTER SCIENCE_or_III. ENGINEERING AND TECHNOLOGY_or_IV. MEDICINE AND HEALTH SCIENCES, LIFE SCIENCES, BIOLOGICAL SCIENCES__enauthor: Grontas, Panagiotis_or_Souliou, Theodora_or_Palios, Leonidas_or_Zachos, Efstathios_or_Georgiadis, Loukas_or_Cheliotis, Dimitrios