(Q34519035)
Statements
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Patient-reported dyspnea in COPD reliability and association with stage of disease (English)
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Donald A Mahler
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Joseph Ward
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Laurie A Waterman
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Corliss McCusker
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Richard ZuWallack
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John C Baird
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20 August 2009
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136
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6
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1473-1479
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Identifiers
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