type: 7author: Simserides, Constantinos_or_Karkalousos, Petros_or_Papaioannou, Angelos_or_Spyropoulos, Vasileios_or_Μιχαλόπουλος, Χαρίλαος__elsubjectTerm: II. NATURAL SCIENCES AND AGRICULTURAL SCIENCES_or_IV. MEDICINE AND HEALTH SCIENCES, LIFE SCIENCES, BIOLOGICAL SCIENCES