Birdwatch Note Rating
2023-04-07 09:06:10 UTC - NOT_HELPFUL
Rated by Participant: AA3F9EEA14CD5A2BD3390A82E84B1CE79D0AB7E2C9C941E9FFC814E00E4850C5
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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