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2. 2. "Sputnik V" and AstraZeneca became the most popular vaccines in the CIS. (2021). RBC. https://www.rbc.ru/politics/12/03/2021/60478bb69a79476270592e05
3. 3. How the vaccination is going in Georgia, Armenia, Moldova and Belarus (2021). Suspilne | News. https://suspilne.media/120492-krizova-imunizacia-ak-prohodit-vakcinacia-u-gruzii-virmenii-moldovi-ta-bilorusi/
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