type: 4_or_999_or_102_or_112subjectTerm: IV. MEDICINE AND HEALTH SCIENCES, LIFE SCIENCES, BIOLOGICAL SCIENCES_or_II. NATURAL SCIENCES AND AGRICULTURAL SCIENCES_or_III. ENGINEERING AND TECHNOLOGYauthor: Saltas, Vasileios_or_Pavlakis, Konstantinos_or_Kolettis, Theofilos