author: Fountzoula, Christina_or_Tsotsou, Georgia Eleni_or_Travlos, Ilias_or_Papaioannou, Angelos_or_Kroupis, Christos_or_Spyropoulos, Vasileios_or_Σπυρόπουλος, Βασίλειος__eltype: 1datepublished: 2015subjectTerm: I. MATHEMATICS AND COMPUTER SCIENCE_or_IV. MEDICINE AND HEALTH SCIENCES, LIFE SCIENCES, BIOLOGICAL SCIENCES_or_II. NATURAL SCIENCES AND AGRICULTURAL SCIENCES