Birdwatch Note Rating
2023-04-07 11:23:01 UTC - NOT_HELPFUL
Rated by Participant: AB1958DB3B213701A250B5864B1A0524B7864C2FB71D8AB5BB5EF5831E6B3789
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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