datepublished: 2015lang: elistemp: 1author: Katsareli, Efthymia_or_Katsila, Theodora_or_Antoniou, Ioannis_or_Spyropoulos, Vasileios_or_Papanikolaou, Georgios_or_Σπυρόπουλος, Βασίλειος__elcollection: 1subjectTerm: I. MATHEMATICS AND COMPUTER SCIENCE_or_IV. MEDICINE AND HEALTH SCIENCES, LIFE SCIENCES, BIOLOGICAL SCIENCES_or_II. NATURAL SCIENCES AND AGRICULTURAL SCIENCEStype: 1