author: Spyropoulos, Vasileios_or_Gitzenis%2C Savvas_or_%CE%9A%CE%BF%CF%85%CE%BC%CF%80%CE%AE%CF%82%2C %CE%91%CE%BB%CE%AD%CE%BE%CE%B1%CE%BD%CE%B4%CF%81%CE%BF%CF%82__elsubjectTerm: IV. MEDICINE AND HEALTH SCIENCES, LIFE SCIENCES, BIOLOGICAL SCIENCES_or_II. NATURAL SCIENCES AND AGRICULTURAL SCIENCES