No abstract available
MeSH terms
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Aged, 80 and over
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Aortic Valve / diagnostic imaging*
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Aortic Valve / surgery
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Cardiac Catheterization / adverse effects
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Heart Diseases / diagnostic imaging*
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Heart Diseases / etiology
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Heart Valve Prosthesis / adverse effects*
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Humans
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Male
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Prosthesis Failure / adverse effects*
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Thrombosis / diagnostic imaging*
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Thrombosis / etiology
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Ultrasonography