subjectTerm: II. NATURAL SCIENCES AND AGRICULTURAL SCIENCES_or_IV. MEDICINE AND HEALTH SCIENCES, LIFE SCIENCES, BIOLOGICAL SCIENCES_or_I. MATHEMATICS AND COMPUTER SCIENCE_or_III. ENGINEERING AND TECHNOLOGYauthor: Spyropoulos, Vasileios_or_Grontas, Panagiotis_or_Zachos, Efstathios_or_Pagourtzis, Aristeidis_or_Κοντογεώργης, Αριστείδης__el