Birdwatch Note Rating
2024-12-07 16:26:18 UTC - NOT_HELPFUL
Rated by Participant: 7A3A3217787D824C073E03491D141B3D143C42E79D57DC487E1393015E1D561D
Participant Details
Original Note:
The first generation of vaccines is tested against a placebo but future generations of the same vaccine are tested against their previous generation, because it is not ethical to expose patients to vaccine preventable diseases once vaccinations are available. https://www.canada.ca/en/public-health/services/immunization/national-advisory-committee-on-immunization-naci.html
All Note Details