type: 203_or_1author: Zoi, Georgiou_or_Spyropoulos, Vasileios_or_Fylaktakidou, Konstantina_or_Katsaros, PanagiotissubjectTerm: I. MATHEMATICS AND COMPUTER SCIENCE_or_IV. MEDICINE AND HEALTH SCIENCES, LIFE SCIENCES, BIOLOGICAL SCIENCESdatepublished: 2015lang: el