(Q50777073)
Statements
Effects of repeated annual influenza vaccination on antibody responses against unchanged vaccine antigens in elderly frail institutionalized volunteers. (English)
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Iorio AM
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Camilloni B
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Basileo M
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Neri M
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Lepri E
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Spighi M
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31 October 2007
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53
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6
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411-418
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Identifiers
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