https://meduza.io/news/2020/11/23/astrazeneca-soobschila-o-70-effektivnosti-svoey-vaktsiny-ot-koronavirusa-podcherknuv-chto-ee-razrabotku-prosche-hranit-chem-vaktsiny-drugih-kompaniy?utm_source=telegram.org&utm_medium=share_telegram&utm_campaign=share