What are vaccines, how do they work and why are people sceptical?

Vaccines help save the lives of millions a year. This is how they came about - and why they matter.

from BBC News - Health https://bbc.in/2IXmvC3

June 19, 2019 | Labels: |

This entry was posted on June 19, 2019 and is filed under BBC News - Health . You can follow any responses to this entry through the RSS 2.0 feed. or trackback from your own site.