High comorbidity, measured by the Charlson Comorbidity Index, associates with higher 1-year mortality risks in elderly patients experiencing a first acute heart failure hospitalization

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Prognosis and Determinants of Survival in Patients Newly Hospitalized for Heart Failure

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Risk adjustment performance of Charlson and Elixhauser comorbidities in ICD-9 and ICD-10 administrative databases

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Polypharmacy, length of hospital stay, and in-hospital mortality among elderly patients in internal medicine wards. The REPOSI study

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Medicine, Geriatric Medicine, Internal Medicine +14

The Epidemiology of Heart Failure, Based on Data for 2.1 Million Inhabitants in Sweden

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