Birdwatch Note Rating
2023-04-07 17:40:37 UTC - NOT_HELPFUL
Rated by Participant: B4039156EAD3F7167715968040D44F2CA3B337F3929B71AABEA28F4AE6A6532C
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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