(Q39926460)
Statements
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Changing serotypes causing childhood invasive pneumococcal disease: Massachusetts, 2001-2007. (English)
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Massachusetts Department of Public Health
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Katherine K Hsu
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Kimberly M Shea
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Abbie E Stevenson
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Stephen I Pelton
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1 April 2010
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29
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4
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289-293
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Identifiers
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