https://mail.greveniotisa.gr/2020/06/22/%ce%bc%ce%ad%cf%81%ce%b5%cf%82-%cf%84%ce%b7%cf%82-covid-19-%ce%ba%ce%b1%ce%b9-%cf%80%ce%b5%cf%81%ce%b9%ce%b2%ce%b1%ce%bb%ce%bb%ce%bf%ce%bd%cf%84%ce%b9%ce%ba%ce%ae-%ce%b5%ce%ba%cf%80%ce%b1%ce%af/