No abstract available
MeSH terms
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Aged
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Aged, 80 and over
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Echocardiography, Doppler, Color / instrumentation*
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Equipment Design
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Female
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Humans
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Japan
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Linear Models
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Male
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Middle Aged
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Miniaturization
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Mitral Valve Insufficiency / diagnostic imaging*
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Predictive Value of Tests
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Tricuspid Valve Insufficiency / diagnostic imaging*