15-01-2022, 10:24 AM
At the beginning(very early stage), 2 US universities (Yale and UCL) had already shown the charts of waning. Pfizer is shorter than Moderna. A lot of countries just ignore it. Here we just follow. Some say it can last very long. Our data don't know from where. Maybe our sample size is too small.
The narrative is to get as many people to be vaccinated as possible.
The narrative is to get as many people to be vaccinated as possible.