Vaccines may cause wide-scale changes in the immune system which can boost the body’s protection.
Click here for original story, BCG: Can a vaccine from 1921 save lives from Covid-19?
Source: BBC News – Science & Environment
Vaccines may cause wide-scale changes in the immune system which can boost the body’s protection.
Click here for original story, BCG: Can a vaccine from 1921 save lives from Covid-19?
Source: BBC News – Science & Environment