type: 102subjectTerm: VI. HUMANITIES AND ARTS_or_IV. MEDICINE AND HEALTH SCIENCES, LIFE SCIENCES, BIOLOGICAL SCIENCES_or_I. MATHEMATICS AND COMPUTER SCIENCEcollection: 3author: Toumpis, Stavros_or_Gitzenis, Savvas_or_Kolettis, Theofilos_or_Sakellariou, Ilias