Birdwatch Note Rating
2021-09-24 01:41:31 UTC - SOMEWHAT_HELPFUL
Rated by Participant: A677CA81007198D6ABE48598355CAC9B7FFC4C6C46A46FD139699ECF65D3E6CA
Participant Details
Original Note:
It was tested through a rigorous scientific trial of multiple phases. Efficacy for prevention of transmission, severe disease / death were evaluated in those phases. https://www.cdc.gov/vaccines/basics/test-approve.html The "success rate" of the vaccine since trials has not been measured using people with prior infections.
All Note Details