type: 103_or_102author: Bertachas, Ioannis_or_Tzanakis, Georgios_or_Kefalas, Petros_or_Kolettis, Theofilos_or_Toumpis, Stavroscollection: 3subjectTerm: II. NATURAL SCIENCES AND AGRICULTURAL SCIENCES_or_IV. MEDICINE AND HEALTH SCIENCES, LIFE SCIENCES, BIOLOGICAL SCIENCES