author: Toumpis, Stavros_or_Simserides, Constantinos_or_Giannakouris, Nikolaos_or_Fylaktakidou, Konstantina_or_Giannakouris, Nikolaos__entype: 7subjectTerm: I. MATHEMATICS AND COMPUTER SCIENCE_or_IV. MEDICINE AND HEALTH SCIENCES, LIFE SCIENCES, BIOLOGICAL SCIENCES