datepublished: 2015author: Michalopoulos, Andreas_or_Plageras, Panagiotis_or_Spyropoulos, Vasileios_or_Φυλακτακίδου, Κωνσταντίνα__elcollection: 1subjectTerm: IV. MEDICINE AND HEALTH SCIENCES, LIFE SCIENCES, BIOLOGICAL SCIENCES_or_I. MATHEMATICS AND COMPUTER SCIENCE