author: Zafranas, Aristeidis_or_Margaritis, Georgios_or_Zafranas, NikolaossubjectTerm: IV. MEDICINE AND HEALTH SCIENCES, LIFE SCIENCES, BIOLOGICAL SCIENCES_or_V. LAW AND SOCIAL SCIENCES_or_VI. HUMANITIES AND ARTS_or_II. ΦΥΣΙΚΕΣ ΚΑΙ ΓΕΩΠΟΝΙΚΕΣ ΕΠΙΣΤΗΜΕΣ__el