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 ARTS_or_III. ENGINEERING AND TECHNOLOGY__enauthor: Kolettis, Theofilos_or_Michelaki, Paraskevitype: 1_or_4