Σύνδεσμοι[1] https://www.omed.gr/el/content/%CE%B7%CE%BB%CE%B5%CE%BA%CF%84%CF%81%CE%BF%CE%BB%CF%8C%CE%B3%CF%89%CE%BD-%CE%BE%CE%B5%CE%BD%CE%BF%CE%B4%CE%BF%CF%87%CE%B5%CE%AF%CF%89%CE%BD [2] https://www.omed.gr/sites/default/files/RythmiseisKwdikopoihseis/O76R21.pdf