Birdwatch Note Rating
2023-04-07 12:45:09 UTC - NOT_HELPFUL
Rated by Participant: B4AEFAD3605314A8A950F8744A13263B2380DA544B3CE99F6BF9C7FB1BE1EE17
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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