(Q45940334)
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Effects of previous influenza vaccination on subsequent readmission and mortality in elderly patients hospitalized with pneumonia (English)
Hui Jiang
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Wato Nsa
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Claudette Shook
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Nicole S. Herzog
Dale W. Bratzler
Peter M. Houck
Scott R. Weingarten
1 October 2003
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115
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6
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454-461
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