author: Pagourtzis, Aristeidis_or_Gitzenis, SavvassubjectTerm: II. NATURAL SCIENCES AND AGRICULTURAL SCIENCES_or_I. MATHEMATICS AND COMPUTER SCIENCE_or_VI. HUMANITIES AND ARTS_or_IV. ΙΑΤΡΙΚΗ ΚΑΙ ΕΠΙΣΤΗΜΕΣ ΥΓΕΙΑΣ, ΕΠΙΣΤΗΜΕΣ ΖΩΗΣ, ΒΙΟΛΟΓΙΚΕΣ ΕΠΙΣΤΗΜΕΣ__el