lang: elauthor: Cheliotis, Dimitrios_or_Spyropoulos, Vasileios_or_Kranakis, Evangelos_or_Zachos, Efstathios_or_Pagourtzis, Aristeidis_or_Michalopoulos, Andreas__ensubjectTerm: IV. MEDICINE AND HEALTH SCIENCES, LIFE SCIENCES, BIOLOGICAL SCIENCES_or_II. NATURAL SCIENCES AND AGRICULTURAL SCIENCES_or_I. MATHEMATICS AND COMPUTER SCIENCE_or_III. ENGINEERING AND TECHNOLOGY