Birdwatch Note Rating
2024-12-07 20:06:25 UTC - NOT_HELPFUL
Rated by Participant: 4FB97661F5771B85090954C594D961286112C7B4D608DB0CA8474D6841056781
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