(Q37006972)
Statements
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β-Blockers for the prevention of acute exacerbations of chronic obstructive pulmonary disease (βLOCK COPD): a randomised controlled study protocol (English)
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Surya P Bhatt
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John E Connett
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Helen Voelker
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Sarah M Lindberg
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Elizabeth Westfall
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J Michael Wells
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Stephen C Lazarus
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Gerard J Criner
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Mark T Dransfield
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Identifiers
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