astrazeneca

image-fallback

Simply Put: AstraZeneca COVID-19 vaccine

09 May 2024

1 min read

Effectiveness of COVID-19 vaccines against infection, severe disease declined with new variants; here's how

Effectiveness of COVID-19 vaccines against infection, severe disease declined with new variants; here's how

04 Jan 2023

4 min read

COVID-19: How is expiration date of vaccines determined?

COVID-19: How is expiration date of vaccines determined?

10 Feb 2022

3 min read

Read More

Down To Earth

www.downtoearth.org.in