No abstract available
Publication types
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Research Support, Non-U.S. Gov't
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Research Support, U.S. Gov't, P.H.S.
MeSH terms
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Acute Disease
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Chronic Disease
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Comorbidity*
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Databases, Factual
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Disease / classification*
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Health Services Research
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Humans
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Logistic Models
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Models, Statistical*
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Mortality
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Outcome Assessment, Health Care*
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Prognosis
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Proportional Hazards Models
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Risk Factors
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Severity of Illness Index*
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Surgical Procedures, Operative
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United States