Pertussis is one of the leading causes of unnecessary infant and child deaths worldwide. The deaths could largely be prevented with a vaccine. Most of the cases of pertussis occur in developing countries, but the US has seen an increase in recent years. Pertussis often starts with cold-like symptoms, but Lara Misegades at the US Centers for Disease Control says that's where the similarities end. She led a study that was published in the Journal of the American Medical ...
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