Birdwatch Note Rating
2023-04-07 12:32:18 UTC - NOT_HELPFUL
Rated by Participant: 39D0B5E07B48AEADBD05CF38BB2D0A7A57412B1B1CECA4F7CFAC1CDD2C44BB70
Participant Details
Original Note:
Vaccines normally require a study on their efficacy before being approved. Independent governments and health agencies all over the world tracked the efficacy of the vaccine over time, taking into account factors such as new variants originally not known. https://www.nejm.org/doi/full/10.1056/nejmoa2110345
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