subjectTerm: II. NATURAL SCIENCES AND AGRICULTURAL SCIENCES_or_IV. MEDICINE AND HEALTH SCIENCES, LIFE SCIENCES, BIOLOGICAL SCIENCES_or_I. MATHEMATICS AND COMPUTER SCIENCE_or_VI. HUMANITIES AND ARTStype: 109_or_110_or_7_or_2_or_104author: Kroupis, Christos_or_Fylaktakidou, Konstantina_or_Spyropoulos, Vasileios