→ dogville : 还是有下降功效? 你自己觉得? 有数据支持? 09/23 14:08
→ dogville : 你知道美国确诊人数还在攀升吗?
引述自美国CDC网站
data show fully vaccinated persons are less likely than unvaccinated persons to acquire SARS-CoV-2, and infections with the Delta variant in fully vaccinated persons are associated with less severe clinical outcomes. Infections with the Delta variant in vaccinated persons potentially have reduced transmissibility than infections in unvaccinated persons, although additional studies are needed
虽然以研究标准来说还需要更多论文，但以目前的研究结论是打完疫苗的人比较不容易被感染，同时不容易被感染也就不容易传播出去。
所以一样，围巾要不打疫苗没人可以逼他。
但在美国目前疫情升温的情况下，放一个一剂都未施打的人每晚跟一万多个人在密闭空间接触，
这是公卫的议题。