No abstract available
MeSH terms
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Adult
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Aged
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Ambulatory Care / statistics & numerical data
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Body Weight
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Costs and Cost Analysis
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Economics, Medical
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Female
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Heart Failure / therapy
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Hematocrit
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Home Care Services / statistics & numerical data
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Humans
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Male
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Middle Aged
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Oxygen Inhalation Therapy* / instrumentation
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Polycythemia / prevention & control
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Respiratory Function Tests
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Respiratory Insufficiency / therapy*