(Q48489640)
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The impact of COPD on quality of life, productivity loss, and resource use among the elderly United States workforce (English)
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Marco daCosta DiBonaventura
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Ryne Paulose-Ram
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Jun Su
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Margaret McDonald
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Kelly H Zou
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Jan-Samuel Wagner
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Hemal Shah
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1 February 2012
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9
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1
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46-57
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