Birdwatch Note Rating
2023-04-07 21:30:00 UTC - NOT_HELPFUL
Rated by Participant: AF843A81221E8BA9A0E1C10A15CE3E6CF5C3E17B802D958367F34275B7E422C2
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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