Published in Vaccine Weekly, October 20th, 2004
According to a study from the United States, "Among the most cost-effective strategies for preventing viral infections, vaccines have proven effective primarily against viruses causing acute, self-limited infections. For these it has been sufficient for the vaccine to mimic the natural virus. However, viruses causing chronic infection do not elicit an immune response sufficient to clear the infection and, as a result, vaccines for these viruses must elicit more effective responses - quantitative and qualitative - than does the natural virus."
"Here we examine...
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