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Despite long-standing vaccination programs, substantial increases in reported cases of pertussis have been described in several countries during the last 5years. Cases among very young infants who are at greatest risk of pertussis-related hospitalizations and mortality are the most alarming. Multiple hypotheses including but not limited to the availability of more sensitive diagnostic tests, greater...
The burden of influenza on affected individuals and the healthcare system, as well as on society, is substantial. Although the supply of an effective and safe influenza vaccine was limited in previous years, advances in manufacture and distribution have alleviated such shortages. In most seasons, millions of doses go unused, and large numbers of unvaccinated, at-risk persons are left vulnerable to...
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