type: 7author: Pagourtzis, Aristeidis_or_Toumpis, Stavros_or_Sfyrakis, Chrysovalantis_or_Spyropoulos, VasileiossubjectTerm: IV. MEDICINE AND HEALTH SCIENCES, LIFE SCIENCES, BIOLOGICAL SCIENCES_or_I. MATHEMATICS AND COMPUTER SCIENCEcollection: 2lang: el