Preventing the return of smallpox
It is imperative and urgent that we prevent the intentional or unintentional release of variola (smallpox) virus into an essentially unprotected global population that continues to benefit from 25 years of freedom from smallpox.
|Collections||ANU Research Publications|
|Source:||New England Journal of Medicine|
|nejmp025175.pdf||61.94 kB||Adobe PDF|
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