collection: 2subjectTerm: III. ENGINEERING AND TECHNOLOGY_or_IV. MEDICINE AND HEALTH SCIENCES, LIFE SCIENCES, BIOLOGICAL SCIENCES_or_I. MATHEMATICS AND COMPUTER SCIENCEauthor: Pagourtzis, Aristeidis_or_Zachos, Efstathios_or_Bagkos, Panteleimon_or_Toumpis, Stavros