Birdwatch Note Rating
2023-06-23 05:57:09 UTC - HELPFUL
Rated by Participant: 55997661F9A5466190719BC73F522EE3656F42F19D67D6A9F079CACF1846FD57
Participant Details
Original Note:
The CDC reported on vaccine breakthrough cases as early as January 2021. Studies in 2021 did show COVID-19 vaccines reduced transmission against previous variants https://www.cdc.gov/mmwr/volumes/70/wr/mm7021e3.htm#:~:text=COVID%2D19%20Vaccine%20Breakthrough%20Infections,%E2%80%93April%2030%2C%202021%20%7C%20MMWR https://www.reuters.com/article/factcheck-pfizer-vaccine-transmission/fact-check-preventing-transmission-never-required-for-covid-vaccines-initial-approval-pfizer-vax-did-reduce-transmission-of-early-variants-idUSL1N31F20E
All Note Details