Birdwatch Note Rating
2021-09-23 23:17:30 UTC - SOMEWHAT_HELPFUL
Rated by Participant: 336D40C381FBD458AC486DBB1F21BFDDF7D0F7C53EBDBFEA95111B1BD23515C1
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