author: Spyropoulos, Vasileios_or_Perivolaropoulos, Leandros_or_Papanikolaou, Georgios_or_Σπυρόπουλος, Βασίλειος__eltype: 1_or_101collection: 3_or_1datepublished: 2015subjectTerm: IV. MEDICINE AND HEALTH SCIENCES, LIFE SCIENCES, BIOLOGICAL SCIENCESlang: el