subjectTerm: I. MATHEMATICS AND COMPUTER SCIENCE_or_VI. HUMANITIES AND ARTS_or_IV. MEDICINE AND HEALTH SCIENCES, LIFE SCIENCES, BIOLOGICAL SCIENCES_or_II. NATURAL SCIENCES AND AGRICULTURAL SCIENCES_or_VI. HUMANITIES AND ARTS__enauthor: Boletis, Ioannis_or_Makrylakis, Konstantinos_or_Sfikakis, Petros