Decline in early childhood respiratory tract infections in the Norwegian mother and child cohort study after introduction of pneumococcal conjugate vaccination
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| Description | scientific article |
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author: Wenche Nystad Per Nafstad Hein Stigum Siri Eldevik Håberg Dominique A Caugant Stephanie J. London |
| Publication date | September 1, 2012 |
| Language | English |
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