HHS.gov @HHSGov
@LastSnowLeopard Different types of vaccines work in different ways to offer protection, but with all types of vaccines, the body is left with a supply of “memory” T-lymphocytes as well as B-lymphocytes that will remember how to fight that virus in the future. Visit CDC: https://t.co/x401EWL3WR. — PolitiTweet.org