(Q50735282)
Statements
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Longitudinal changes in the nature, severity and frequency of COPD exacerbations. (English)
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G C Donaldson
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T A R Seemungal
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I S Patel
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S J Lloyd-Owen
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T M A Wilkinson
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J A Wedzicha
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1 December 2003
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22
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931-936
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6
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Identifiers
1 reference