Birdwatch Note Rating
2023-04-07 09:20:45 UTC - NOT_HELPFUL
Rated by Participant: CD9D809D48AF2AB411B8DE6383B1A8CC5457445D40B9BADC6C8A2054FA727BFD
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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