No abstract available
MeSH terms
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Aged
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Aged, 80 and over
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Dementia / classification
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Dementia / complications*
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Female
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Health Services for the Aged / statistics & numerical data*
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Humans
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Italy
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Male
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Pneumonia / classification
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Pneumonia / complications*
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Pneumonia / mortality*
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Severity of Illness Index
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Survival Analysis