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Previous Volume 334:1547-1548 June 6, 1996 Number 23 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.

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To the Editor: As a participating observer at the International Symposium on Pertussis Vaccine Trials, I was surprised to read the following statement in the editorial by Edwards and Decker (Feb. 8 issue)¹: "All the acellular vaccines evaluated in the six studies that included a whole-cell vaccine had absolute efficacies that approached or exceeded those of their comparison whole-cell vaccine."

Table 1 shows the relevant data from these studies. On the basis of these data, a different conclusion can easily be drawn. In four of the six trials, the efficacy of the whole-cell vaccine exceeded that of the acellular . . . [Full Text of this Article]

References

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