No abstract available
MeSH terms
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Aged
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Creatine Kinase / blood*
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Electrocardiography
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Female
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Heart Valve Diseases / blood*
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Heart Valve Diseases / diagnosis
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Humans
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Hyperventilation / blood*
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Isoenzymes / blood*
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Mitral Valve / metabolism*
Substances
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Isoenzymes
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Creatine Kinase