Birdwatch Note Rating
2023-04-08 00:23:16 UTC - NOT_HELPFUL
Rated by Participant: 7DAF7E766C91C4681BD9E35A65ED1244CD021FD7E551BF6AB85D6DF31D7EAC10
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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