(Q46488750)
Statements
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The Charlson comorbidity index is adapted to predict costs of chronic disease in primary care patients (English)
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Mary E Charlson
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Robert E Charlson
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Janey C Peterson
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Spyridon S Marinopoulos
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William M Briggs
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James P Hollenberg
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10 July 2008
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61
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12
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1234-1240
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