lang: elsubjectTerm: I. MATHEMATICS AND COMPUTER SCIENCE_or_IV. MEDICINE AND HEALTH SCIENCES, LIFE SCIENCES, BIOLOGICAL SCIENCES_or_II. NATURAL SCIENCES AND AGRICULTURAL SCIENCESauthor: Zoi, Georgiou_or_Papaioannou, Angelos_or_Spyropoulos, Vasileios_or_Grontas, Panagiotis_or_Pagourtzis, Aristeidis_or_Κοντογεώργης, Αριστείδης__el