Birdwatch Note Rating
2023-04-08 00:28:26 UTC - HELPFUL
Rated by Participant: 40146D9F2C4FB972C74F5EFD49F4D603929CAEF699F2ADF6300E2416D2D1F74A
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
All Note Details