No abstract available
Publication types
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Research Support, Non-U.S. Gov't
MeSH terms
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Aortic Valve
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Bioprosthesis*
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Female
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Heart Valve Prosthesis*
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Humans
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Male
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Microscopy, Electron
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Middle Aged
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Mitral Valve
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Pericardium / ultrastructure
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Prosthesis Design
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Prosthesis Failure
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Time Factors