author: Spyropoulos, Vasileios_or_Perivolaropoulos, Leandros_or_Papanikolaou, Georgios_or_Σπυρόπουλος, Βασίλειος__elcollection: 1datepublished: 2015type: 1subjectTerm: IV. MEDICINE AND HEALTH SCIENCES, LIFE SCIENCES, BIOLOGICAL SCIENCES_or_I. MATHEMATICS AND COMPUTER SCIENCE