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Previous Volume 348:1920-1925 May 8, 2003 Number 19 Next

	Since this article has no abstract, we have provided an extract of the first 100 words of the full text and any section headings.

	Full Text PDF PDA Full Text Add to Personal Archive Add to Citation Manager Notify a Friend E-mail When Cited E-mail When Letters Appear Related Article by Bozzette, S. A. Related Article by Sepkowitz, K. A. Related Article by Mack, T. PubMed Citation

To the Editor: In the January 30 issue, a laudable attempt was made to come to grips with the many issues surrounding terrorist use of variola. An essential point remains unclear, however. How easily is variola transmitted? In the model of Bozzette et al.,¹ no control measures are taken until 26 days after the initial infection, 11 days after the expected development of rash. Mack,² however, argues persuasively that secondary spread takes place only after the characteristic rash is evident; thus, all infection takes place during those 11 days. Once the rash is evident, I presume that control procedures would . . . [Full Text of this Article]

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