author: Bratsos, Athanasios_or_Cheliotis, Dimitrios_or_Pagourtzis, Aristeidis_or_Spyropoulos, Vasileioslang: eltype: 7subjectTerm: II. NATURAL SCIENCES AND AGRICULTURAL SCIENCES_or_IV. MEDICINE AND HEALTH SCIENCES, LIFE SCIENCES, BIOLOGICAL SCIENCES_or_I. MATHEMATICS AND COMPUTER SCIENCE_or_II. NATURAL SCIENCES AND AGRICULTURAL SCIENCES__en