The Critical Role of Polio Vaccine in Global Health
This brings us to another and much more hopeful preventive procedure-the use of the polio vaccine. In general, vaccines protect against diseases by strongly stimulating antibody production in the bodies of people treated with them. A polio vaccine devised by Dr Salk [mfn]https://en.m.wikipedia.org/wiki/Jonas_Salk[/mfn] was first tested on animals and human volunteers. In 1954 after extensive …