No abstract available
MeSH terms
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Aged, 80 and over
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Aortic Valve Stenosis / diagnostic imaging
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Cardiac Catheterization / instrumentation*
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Contrast Media / pharmacokinetics*
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Equipment Design
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Heart / diagnostic imaging*
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Heart Ventricles
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Humans
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Male
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Myocardium / metabolism*
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Radionuclide Ventriculography / instrumentation*