@chiiki_i @mista98berk @RhondaMoskowitz @DrEliDavid They prevented infection. That's why cases in the US went down to 10k, a level that was never seen before or since.
This was proven in a very careful study of healthcare workers who were tested every week. Vaccinated were infected 90% less than unvaccinated.
@chiiki\u i@mista98berk@RhondaMoskowitz@DrEliDavid他们阻止了感染。这就是为什么美国的病例下降到10公里，这是以前或以后从未见过的水平。
这一点在对每周接受检测的医护人员进行的一项非常仔细的研究中得到了证实。接种疫苗的感染率比未接种疫苗的低90%。