subjectTerm: II. NATURAL SCIENCES AND AGRICULTURAL SCIENCES_or_VI. HUMANITIES AND ARTS__enauthor: Lekka, Maria Eleni E_or_Sinanis, Konstantinos_or_Patsourakos%2C Spyros_or_Nikolaidis%2C Nikolaos_or_Ntziachristos%2C Leonidas_or_Alissandrakis%2C Constantine