No abstract available
MeSH terms
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Aged, 80 and over
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Cardiac Catheterization / methods*
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Heart Valve Prosthesis Implantation / methods*
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Heart Valve Prosthesis*
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Humans
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Male
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Mitral Valve Annuloplasty / methods*
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Mitral Valve Stenosis / surgery*
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Prosthesis Failure
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Reoperation