Article Details
Retrieved on: 2021-03-15 19:30:00
Tags for this article:
Click the tags to see associated articles and topics
Excerpt
Vaccines rev up the immune system to recognize the virus, something that's harder to do if someone's immune cells aren't in good working order.
Article found on: www.washingtonpost.com
This article is found inside other hiswai user's workspaces. To start your own collection, sign up for free.
Sign UpAlready have an account? Log in here