No abstract available
MeSH terms
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Aortic Valve
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Bioprosthesis / adverse effects*
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Endocarditis, Subacute Bacterial / microbiology*
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Gram-Negative Bacterial Infections / microbiology*
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Gram-Negative Facultatively Anaerobic Rods / isolation & purification*
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Heart Valve Prosthesis / adverse effects*
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Humans
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Male
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Middle Aged
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Prosthesis-Related Infections / microbiology*