collection: 2lang: elauthor: Cheliotis, Dimitrios_or_Papaioannou, Angelos_or_Spyropoulos, Vasileios_or_Μιχαλόπουλος, Χαρίλαος__elsubjectTerm: IV. MEDICINE AND HEALTH SCIENCES, LIFE SCIENCES, BIOLOGICAL SCIENCES_or_II. NATURAL SCIENCES AND AGRICULTURAL SCIENCES_or_III. ENGINEERING AND TECHNOLOGY_or_I. MATHEMATICS AND COMPUTER SCIENCE