Re:Texas governor bans all Covid-19 vaccine mandates, includ...
by qwerty456127 on Wednesday October 13, 2021 @04:28AM
(#28849678)
Proofs of previous infection to be required to shown don't make much sense either. Antibodies to be found in the blood do.
https://www.cdc.gov/measles/hcp/index.html#immunity