author: Mavromatidis, Ilias_or_Anninos, Loukas_or_Katsafados, Petros_or_Charmandaris, Evangelos_or_Paraskevas, Michail_or_Chytiris, Leonidas_or_Michalopoulos, Charilaostype: 109_or_112subjectTerm: V. LAW AND SOCIAL SCIENCES_or_VI. HUMANITIES AND ARTS_or_I. MATHEMATICS AND COMPUTER SCIENCE_or_IV. MEDICINE AND HEALTH SCIENCES, LIFE SCIENCES, BIOLOGICAL SCIENCES