Published in Vaccine Weekly, January 8th, 2003
The smallpox vaccine consists of a live vaccinia virus which produces an immune defense to smallpox infection in humans. The traditional method for determining the success of vaccination against smallpox was a subjective observation of the presence of a lesion or scar by a healthcare professional.
The gold standard laboratory test, the plaque reduction neutralization test...
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Source: Vaccine Weekly (2003-01-08)
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