subjectTerm: I. MATHEMATICS AND COMPUTER SCIENCE_or_IV. MEDICINE AND HEALTH SCIENCES, LIFE SCIENCES, BIOLOGICAL SCIENCES_or_II. NATURAL SCIENCES AND AGRICULTURAL SCIENCESauthor: Fountzoula, Christina_or_Plageras, Panagiotis_or_Cheliotis, Dimitrios_or_Κοντογεώργης, Αριστείδης__ellang: el