When some viruses infect our bodies, “our immune system can create a type of ‘permanent immunity’, meaning that once you’ve been exposed to that virus, you’ve got protection from it and are typically ...
SARS-CoV-2 vaccine efficacy testing is now facing increasing challenges in the face of an ongoing pandemic with the emergence of new variants and waning vaccine immunity. Evidence supports the ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback