author: Pagourtzis, Aristeidis_or_Cheliotis, Dimitrios_or_Bratsos, Athanasios_or_Spyropoulos, Vasileioslang: elsubjectTerm: IV. MEDICINE AND HEALTH SCIENCES, LIFE SCIENCES, BIOLOGICAL SCIENCES_or_I. MATHEMATICS AND COMPUTER SCIENCE_or_V. LAW AND SOCIAL SCIENCES_or_VI. HUMANITIES AND ARTS__en