PolitiFact @PolitiFact
A study, not yet peer-reviewed, looked at people who had received at least one dose of the two-shot vaccines. It found that from Jan to July 2021, the Pfizer vaccine was 85% effective in preventing hospitalization and 76% effective in preventing infection. https://t.co/s1kIJ9saQ0 https://t.co/nmBE43o2Ki — PolitiTweet.org