According to federal,1 academic,2 and lay3 observers, smallpoxmight be used as a weapon of terrorism. Variola virus is presumedto be available,4 and a terrorist could introduce it, leadingto secondary spread and deaths. Current policy is to promotevaccination, initally to 1/2 million hospital-selected healthcare providers5 and subsequently to as many as 10 million others.6This policy should be compared with alternatives in the lightof the likely outcome of an introduction of variola virus intothis country. Three decades ago, I was among those who investigatedthe dynamics of smallpox transmission by direct observationin Pakistan.
From the Keck School of Medicine, University of Southern California, Los Angeles.
This article was published at www.nejm.org on December 19, 2002.
Related Letters:
Smallpox and Smallpox Vaccination
Letai A. G., Snyder K. M., Fett J. D., Worthington M. G., Ross J. J., Neff J. M., Lane J. M., Fulginiti V. A., Milton D. K., Bozzette S. A., Boer R., Mack T., Sepkowitz K. A.
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N Engl J Med 2003;
348:1920-1925, May 8, 2003.
Correspondence
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