Birdwatch Note Rating
2024-12-07 19:35:52 UTC - HELPFUL
Rated by Participant: 2A6B630D0AEA2ACC36E2189A989B042C8F44788D5C6526EF4EAC8856A79A73D8
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