No abstract available
MeSH terms
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Aortic Valve / pathology
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Aortic Valve / surgery*
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Aortic Valve Stenosis / diagnosis*
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Aortic Valve Stenosis / mortality
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Aortic Valve Stenosis / surgery*
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Heart Valve Prosthesis Implantation* / mortality
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Humans
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Risk Factors
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Severity of Illness Index*
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Survival Rate / trends
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Time Factors