No abstract available
MeSH terms
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Cardiac Surgical Procedures / mortality*
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Cardiac Surgical Procedures / statistics & numerical data
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Cardiology / standards*
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Clinical Competence
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Data Collection / methods
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Databases, Factual*
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Diagnosis-Related Groups
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Hospital Mortality
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Humans
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Middle Aged
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New York
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Outcome Assessment, Health Care*
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Public Health Administration
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Risk Factors