Birdwatch Note Rating
2023-04-07 21:31:13 UTC - NOT_HELPFUL
Rated by Participant: 157949CA27417AE3FA2F206BF999B2137E57038260C7F6E46A9CE23270241D9A
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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