What is the long-term vaccine effectiveness against SARS-CoV-2 infection?
![](https://awebfind.biz/wp-content/uploads/2022/07/What-is-the-long-term-vaccine-effectiveness-against-SARS-CoV-2-infection-600x280.jpg)
Massive vaccination programs throughout the world have led to significant protection against SARS-CoV-2 infection and severe diseases. However, there has been an increase in breakthrough infections during late 2021 and early 2022 among vaccinated individuals due to the replacement of the Delta variant with the Omicron variant. Therefore, the waning of protection for different vaccines and the number of doses […]
Continue reading »