Birdwatch Note Rating
2024-12-14 19:15:06 UTC - NOT_HELPFUL
Rated by Participant: 1902252FF09D7D7D67D9B337E1C8350612055EF64EDE0B890DBB1F5F7224D05D
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