author: Spyropoulos, Vasileios_or_Perivolaropoulos, Leandros_or_Τουμπής, Σταύρος__elsubjectTerm: II. NATURAL SCIENCES AND AGRICULTURAL SCIENCES_or_I. MATHEMATICS AND COMPUTER SCIENCE_or_IV. MEDICINE AND HEALTH SCIENCES, LIFE SCIENCES, BIOLOGICAL SCIENCEStype: 102