Vaccine escape recombinants emerge after pneumococcal vaccination in the United States.
The heptavalent pneumococcal conjugate vaccine (PCV7) was introduced in the United States (US) in 2000 and has significantly reduced invasive pneumococcal disease; however, the incidence of nonvaccine serotype invasive disease, particularly due to serotype 19A, has increased. The serotype 19A increa...
| Main Authors: | , , , |
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| Format: | Journal article |
| Language: | English |
| Published: |
2007
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