collection: 2author: Spyropoulos, Vasileios_or_Pateras, Evangelos_or_Παγουρτζής, Αριστείδης__ellang: elsubjectTerm: II. NATURAL SCIENCES AND AGRICULTURAL SCIENCES_or_I. MATHEMATICS AND COMPUTER SCIENCE_or_IV. MEDICINE AND HEALTH SCIENCES, LIFE SCIENCES, BIOLOGICAL SCIENCES