Pharmaceutical companies Moderna, Pfizer and AstraZeneca have all released promising results from their initial coronavirus vaccine trials. Here are answers to common questions about the vaccines. Read more: [ Ссылка ]. Subscribe to The Washington Post on YouTube: [ Ссылка ]
Follow us:
Twitter: [ Ссылка ]
Instagram: [ Ссылка ]
Facebook: [ Ссылка ]
![](https://i.ytimg.com/vi/ZlB2L3yyXdA/maxresdefault.jpg)